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Finding the Fourth Proportional to 482,757.98, 724,187.52 and 179,235.18

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Solution

The fourth proportional to 482,757.98, 724,187.52 and 179,235.18 is: 268,871.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,757.98 : 724,187.52 = 179,235.18 : x
  2. Step 2: Convert to fraction form
    482,757.98/724,187.52 = 179,235.18/x
  3. Step 3: Cross multiply
    482,757.98x = 724,187.52 × 179,235.18
  4. Step 4: Simplify right side
    482,757.98x = 129,799,880,500.95
  5. Step 5: Solve for x
    x = 129,799,880,500.95/482,757.98
  6. Step 6: Final answer
    x = 268,871.54

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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.