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# ST_LineInterpolatePoint

Returns a point interpolated along a line. First argument must be a LINESTRING. Second argument is a Double between 0 and 1 representing fraction of total linestring length the point has to be located.

<img src="https://mintcdn.com/wherobots/fqh3gPDE0J25Lra_/images/sql-functions/ST_LineInterpolatePoint/ST_LineInterpolatePoint.svg?fit=max&auto=format&n=fqh3gPDE0J25Lra_&q=85&s=f9a1033a41a94705ed81f1db5646979a" alt="ST_LineInterpolatePoint" width="400" height="150" data-path="images/sql-functions/ST_LineInterpolatePoint/ST_LineInterpolatePoint.svg" />

## Signatures

```sql theme={"system"}
ST_LineInterpolatePoint (geom: Geometry, fraction: Double)
```

## Parameters

<ParamField body="geom" type="Geometry" required>
  The input geometry.
</ParamField>

<ParamField body="fraction" type="Double" required>
  The fraction value.
</ParamField>

## Return type

<ResponseField type="Geometry">
  The resulting geometry.
</ResponseField>

## Example

```sql theme={"system"}
SELECT ST_LineInterpolatePoint(ST_GeomFromWKT('LINESTRING(25 50, 100 125, 150 190)'), 0.2)
```

```
POINT (51.5974135047432 76.5974135047432)
```