Finding the Fourth Proportional to 437,750.66, 656,646.12 and 134,123.08
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Solution
The fourth proportional to 437,750.66, 656,646.12 and 134,123.08 is: 201,190.79
Step by Step Solution
- Step 1: Write the proportion equation
437,750.66 : 656,646.12 = 134,123.08 : x - Step 2: Convert to fraction form
437,750.66/656,646.12 = 134,123.08/x - Step 3: Cross multiply
437,750.66x = 656,646.12 × 134,123.08 - Step 4: Simplify right side
437,750.66x = 88,071,400,084.45 - Step 5: Solve for x
x = 88,071,400,084.45/437,750.66 - Step 6: Final answer
x = 201,190.79
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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.