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 426 cubic inches into gallons we have to multiply 426 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

426 in3 → V_(gal)

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

V_(gal) = 426 in3 × 0.0043290043290138 gal

V_(gal) = 1.8441558441599 gal

The final result is:

426 in3 → 1.8441558441599 gal

We conclude that 426 cubic inches is equivalent to 1.8441558441599 gallons:

426 cubic inches = 1.8441558441599 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.54225352112557 × 426 cubic inches.

Another way is saying that 426 cubic inches is equal to 1 ÷ 0.54225352112557 gallons.

Approximate result

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

426 in3 ≅ 1.844 gal

An alternative is also that one gallon is approximately zero point five four two times four hundred twenty-six 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