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Finding the Fourth Proportional to 482,667.84, 724,044.32 and 179,065.52

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Solution

The fourth proportional to 482,667.84, 724,044.32 and 179,065.52 is: 268,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,667.84 : 724,044.32 = 179,065.52 : x
  2. Step 2: Convert to fraction form
    482,667.84/724,044.32 = 179,065.52/x
  3. Step 3: Cross multiply
    482,667.84x = 724,044.32 × 179,065.52
  4. Step 4: Simplify right side
    482,667.84x = 129,651,368,148.30
  5. Step 5: Solve for x
    x = 129,651,368,148.30/482,667.84
  6. Step 6: Final answer
    x = 268,614.06

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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.