Finding the Fourth Proportional to 971,566.14, 1,340,778.51 and 541,800.12
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Solution
The fourth proportional to 971,566.14, 1,340,778.51 and 541,800.12 is: 747,693.78
Step by Step Solution
- Step 1: Write the proportion equation
971,566.14 : 1,340,778.51 = 541,800.12 : x - Step 2: Convert to fraction form
971,566.14/1,340,778.51 = 541,800.12/x - Step 3: Cross multiply
971,566.14x = 1,340,778.51 × 541,800.12 - Step 4: Simplify right side
971,566.14x = 726,433,957,611.42 - Step 5: Solve for x
x = 726,433,957,611.42/971,566.14 - Step 6: Final answer
x = 747,693.78
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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.