Finding the Fourth Proportional to 491,553.55, 737,616.92 and 207,226.70
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Solution
The fourth proportional to 491,553.55, 737,616.92 and 207,226.70 is: 310,960.87
Step by Step Solution
- Step 1: Write the proportion equation
491,553.55 : 737,616.92 = 207,226.70 : x - Step 2: Convert to fraction form
491,553.55/737,616.92 = 207,226.70/x - Step 3: Cross multiply
491,553.55x = 737,616.92 × 207,226.70 - Step 4: Simplify right side
491,553.55x = 152,853,920,195.76 - Step 5: Solve for x
x = 152,853,920,195.76/491,553.55 - Step 6: Final answer
x = 310,960.87
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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.