Finding the Fourth Proportional to 534,306.24, 737,453.94 and 491,217.48
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Solution
The fourth proportional to 534,306.24, 737,453.94 and 491,217.48 is: 677,982.47
Step by Step Solution
- Step 1: Write the proportion equation
534,306.24 : 737,453.94 = 491,217.48 : x - Step 2: Convert to fraction form
534,306.24/737,453.94 = 491,217.48/x - Step 3: Cross multiply
534,306.24x = 737,453.94 × 491,217.48 - Step 4: Simplify right side
534,306.24x = 362,250,266,022.87 - Step 5: Solve for x
x = 362,250,266,022.87/534,306.24 - Step 6: Final answer
x = 677,982.47
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.