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 343 cubic inches into gallons we have to multiply 343 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

343 in3 → V_(gal)

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

V_(gal) = 343 in3 × 0.0043290043290138 gal

V_(gal) = 1.4848484848517 gal

The final result is:

343 in3 → 1.4848484848517 gal

We conclude that 343 cubic inches is equivalent to 1.4848484848517 gallons:

343 cubic inches = 1.4848484848517 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.67346938775363 × 343 cubic inches.

Another way is saying that 343 cubic inches is equal to 1 ÷ 0.67346938775363 gallons.

Approximate result

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

343 in3 ≅ 1.485 gal

An alternative is also that one gallon is approximately zero point six seven three times three hundred forty-three 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