Home / 482,767.45-724,214.78-179,120.29

Finding the Fourth Proportional to 482,767.45, 724,214.78 and 179,120.29

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Solution

The fourth proportional to 482,767.45, 724,214.78 and 179,120.29 is: 268,704.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,767.45 : 724,214.78 = 179,120.29 : x
  2. Step 2: Convert to fraction form
    482,767.45/724,214.78 = 179,120.29/x
  3. Step 3: Cross multiply
    482,767.45x = 724,214.78 × 179,120.29
  4. Step 4: Simplify right side
    482,767.45x = 129,721,561,415.89
  5. Step 5: Solve for x
    x = 129,721,561,415.89/482,767.45
  6. Step 6: Final answer
    x = 268,704.03

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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.