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Finding the Fourth Proportional to 483,044.40, 724,123.22 and 167,279.87

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Solution

The fourth proportional to 483,044.40, 724,123.22 and 167,279.87 is: 250,766.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,044.40 : 724,123.22 = 167,279.87 : x
  2. Step 2: Convert to fraction form
    483,044.40/724,123.22 = 167,279.87/x
  3. Step 3: Cross multiply
    483,044.40x = 724,123.22 × 167,279.87
  4. Step 4: Simplify right side
    483,044.40x = 121,131,238,531.67
  5. Step 5: Solve for x
    x = 121,131,238,531.67/483,044.40
  6. Step 6: Final answer
    x = 250,766.26

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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.