Finding the Fourth Proportional to 732,523.80, 1,098,785.70 and 614,425.80
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Solution
The fourth proportional to 732,523.80, 1,098,785.70 and 614,425.80 is: 921,638.70
Step by Step Solution
- Step 1: Write the proportion equation
732,523.80 : 1,098,785.70 = 614,425.80 : x - Step 2: Convert to fraction form
732,523.80/1,098,785.70 = 614,425.80/x - Step 3: Cross multiply
732,523.80x = 1,098,785.70 × 614,425.80 - Step 4: Simplify right side
732,523.80x = 675,122,282,751.06 - Step 5: Solve for x
x = 675,122,282,751.06/732,523.80 - Step 6: Final answer
x = 921,638.70
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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.