Finding the Fourth Proportional to 516,549.74, 773,535.97 and 326,436.56
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Solution
The fourth proportional to 516,549.74, 773,535.97 and 326,436.56 is: 488,840.48
Step by Step Solution
- Step 1: Write the proportion equation
516,549.74 : 773,535.97 = 326,436.56 : x - Step 2: Convert to fraction form
516,549.74/773,535.97 = 326,436.56/x - Step 3: Cross multiply
516,549.74x = 773,535.97 × 326,436.56 - Step 4: Simplify right side
516,549.74x = 252,510,420,524.19 - Step 5: Solve for x
x = 252,510,420,524.19/516,549.74 - Step 6: Final answer
x = 488,840.48
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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.