Finding the Fourth Proportional to 976,190.17, 1,465,229.81 and 471,106.71
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Solution
The fourth proportional to 976,190.17, 1,465,229.81 and 471,106.71 is: 707,115.90
Step by Step Solution
- Step 1: Write the proportion equation
976,190.17 : 1,465,229.81 = 471,106.71 : x - Step 2: Convert to fraction form
976,190.17/1,465,229.81 = 471,106.71/x - Step 3: Cross multiply
976,190.17x = 1,465,229.81 × 471,106.71 - Step 4: Simplify right side
976,190.17x = 690,279,597,952.45 - Step 5: Solve for x
x = 690,279,597,952.45/976,190.17 - Step 6: Final answer
x = 707,115.90
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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.