Home / 482,731.92-724,170.78-179,224.92

Finding the Fourth Proportional to 482,731.92, 724,170.78 and 179,224.92

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Solution

The fourth proportional to 482,731.92, 724,170.78 and 179,224.92 is: 268,864.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,731.92 : 724,170.78 = 179,224.92 : x
  2. Step 2: Convert to fraction form
    482,731.92/724,170.78 = 179,224.92/x
  3. Step 3: Cross multiply
    482,731.92x = 724,170.78 × 179,224.92
  4. Step 4: Simplify right side
    482,731.92x = 129,789,450,111.84
  5. Step 5: Solve for x
    x = 129,789,450,111.84/482,731.92
  6. Step 6: Final answer
    x = 268,864.45

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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.