Conversion formula

The conversion factor from fluid ounces to gallons is 0.0078125, which means that 1 fluid ounce is equal to 0.0078125 gallons:

1 fl oz = 0.0078125 gal

To convert 427.4 fluid ounces into gallons we have to multiply 427.4 by the conversion factor in order to get the volume amount from fluid ounces to gallons. We can also form a simple proportion to calculate the result:

1 fl oz → 0.0078125 gal

427.4 fl oz → V_(gal)

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

V_(gal) = 427.4 fl oz × 0.0078125 gal

V_(gal) = 3.3390625 gal

The final result is:

427.4 fl oz → 3.3390625 gal

We conclude that 427.4 fluid ounces is equivalent to 3.3390625 gallons:

427.4 fluid ounces = 3.3390625 gallons

Alternative conversion

We can also convert by utilizing the inverse value of the conversion factor. In this case 1 gallon is equal to 0.29948525970987 × 427.4 fluid ounces.

Another way is saying that 427.4 fluid ounces is equal to 1 ÷ 0.29948525970987 gallons.

Approximate result

For practical purposes we can round our final result to an approximate numerical value. We can say that four hundred twenty-seven point four fluid ounces is approximately three point three three nine gallons:

427.4 fl oz ≅ 3.339 gal

An alternative is also that one gallon is approximately zero point two nine nine times four hundred twenty-seven point four fluid ounces.

Conversion table

fluid ounces to gallons chart

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