Finding the Fourth Proportional to 437,757.68, 656,656.62 and 134,130.08
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Solution
The fourth proportional to 437,757.68, 656,656.62 and 134,130.08 is: 201,201.28
Step by Step Solution
- Step 1: Write the proportion equation
437,757.68 : 656,656.62 = 134,130.08 : x - Step 2: Convert to fraction form
437,757.68/656,656.62 = 134,130.08/x - Step 3: Cross multiply
437,757.68x = 656,656.62 × 134,130.08 - Step 4: Simplify right side
437,757.68x = 88,077,404,973.13 - Step 5: Solve for x
x = 88,077,404,973.13/437,757.68 - Step 6: Final answer
x = 201,201.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.