Finding the Fourth Proportional to 491,577.73, 737,406.63 and 136,591.79
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Solution
The fourth proportional to 491,577.73, 737,406.63 and 136,591.79 is: 204,898.80
Step by Step Solution
- Step 1: Write the proportion equation
491,577.73 : 737,406.63 = 136,591.79 : x - Step 2: Convert to fraction form
491,577.73/737,406.63 = 136,591.79/x - Step 3: Cross multiply
491,577.73x = 737,406.63 × 136,591.79 - Step 4: Simplify right side
491,577.73x = 100,723,687,862.54 - Step 5: Solve for x
x = 100,723,687,862.54/491,577.73 - Step 6: Final answer
x = 204,898.80
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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.