Finding the Fourth Proportional to 491,627.57, 737,080.49 and 207,306.63
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Solution
The fourth proportional to 491,627.57, 737,080.49 and 207,306.63 is: 310,807.78
Step by Step Solution
- Step 1: Write the proportion equation
491,627.57 : 737,080.49 = 207,306.63 : x - Step 2: Convert to fraction form
491,627.57/737,080.49 = 207,306.63/x - Step 3: Cross multiply
491,627.57x = 737,080.49 × 207,306.63 - Step 4: Simplify right side
491,627.57x = 152,801,671,384.12 - Step 5: Solve for x
x = 152,801,671,384.12/491,627.57 - Step 6: Final answer
x = 310,807.78
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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.