Finding the Fourth Proportional to 359,691.08, 539,164.82 and 134,892.99
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Solution
The fourth proportional to 359,691.08, 539,164.82 and 134,892.99 is: 202,200.05
Step by Step Solution
- Step 1: Write the proportion equation
359,691.08 : 539,164.82 = 134,892.99 : x - Step 2: Convert to fraction form
359,691.08/539,164.82 = 134,892.99/x - Step 3: Cross multiply
359,691.08x = 539,164.82 × 134,892.99 - Step 4: Simplify right side
359,691.08x = 72,729,554,672.61 - Step 5: Solve for x
x = 72,729,554,672.61/359,691.08 - Step 6: Final answer
x = 202,200.05
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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.