## Conversion formula

The conversion factor from cubic inches to gallons is 0.0043290043290138, which means that 1 cubic inch is equal to 0.0043290043290138 gallons:

1 in3 = 0.0043290043290138 gal

To convert 340 cubic inches into gallons we have to multiply 340 by the conversion factor in order to get the volume amount from cubic inches to gallons. We can also form a simple proportion to calculate the result:

1 in3 → 0.0043290043290138 gal

340 in3 → V(gal)

Solve the above proportion to obtain the volume V in gallons:

V(gal) = 340 in3 × 0.0043290043290138 gal

V(gal) = 1.4718614718647 gal

The final result is:

340 in3 → 1.4718614718647 gal

We conclude that 340 cubic inches is equivalent to 1.4718614718647 gallons:

340 cubic inches = 1.4718614718647 gallons ## Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.67941176470439 × 340 cubic inches.

Another way is saying that 340 cubic inches is equal to 1 ÷ 0.67941176470439 gallons.

## Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that three hundred forty cubic inches is approximately one point four seven two gallons:

340 in3 ≅ 1.472 gal

An alternative is also that one gallon is approximately zero point six seven nine times three hundred forty cubic inches.

## Conversion table

### cubic inches to gallons chart

For quick reference purposes, below is the conversion table you can use to convert from cubic inches to gallons

cubic inches (in3) gallons (gal)
341 cubic inches 1.476 gallons
342 cubic inches 1.481 gallons
343 cubic inches 1.485 gallons
344 cubic inches 1.489 gallons
345 cubic inches 1.494 gallons
346 cubic inches 1.498 gallons
347 cubic inches 1.502 gallons
348 cubic inches 1.506 gallons
349 cubic inches 1.511 gallons
350 cubic inches 1.515 gallons