Finding the Fourth Proportional to 529,160.36, 730,347.18 and 314,419.64
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Solution
The fourth proportional to 529,160.36, 730,347.18 and 314,419.64 is: 433,962.02
Step by Step Solution
- Step 1: Write the proportion equation
529,160.36 : 730,347.18 = 314,419.64 : x - Step 2: Convert to fraction form
529,160.36/730,347.18 = 314,419.64/x - Step 3: Cross multiply
529,160.36x = 730,347.18 × 314,419.64 - Step 4: Simplify right side
529,160.36x = 229,635,497,410.62 - Step 5: Solve for x
x = 229,635,497,410.62/529,160.36 - Step 6: Final answer
x = 433,962.02
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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.