Finding the Fourth Proportional to 438,559.77, 605,212.53 and 237,355.77
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Solution
The fourth proportional to 438,559.77, 605,212.53 and 237,355.77 is: 327,550.99
Step by Step Solution
- Step 1: Write the proportion equation
438,559.77 : 605,212.53 = 237,355.77 : x - Step 2: Convert to fraction form
438,559.77/605,212.53 = 237,355.77/x - Step 3: Cross multiply
438,559.77x = 605,212.53 × 237,355.77 - Step 4: Simplify right side
438,559.77x = 143,650,686,071.80 - Step 5: Solve for x
x = 143,650,686,071.80/438,559.77 - Step 6: Final answer
x = 327,550.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.