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Finding the Fourth Proportional to 376,513.70, 563,358.92 and 224,153.48

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Solution

The fourth proportional to 376,513.70, 563,358.92 and 224,153.48 is: 335,389.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,513.70 : 563,358.92 = 224,153.48 : x
  2. Step 2: Convert to fraction form
    376,513.70/563,358.92 = 224,153.48/x
  3. Step 3: Cross multiply
    376,513.70x = 563,358.92 × 224,153.48
  4. Step 4: Simplify right side
    376,513.70x = 126,278,862,694.67
  5. Step 5: Solve for x
    x = 126,278,862,694.67/376,513.70
  6. Step 6: Final answer
    x = 335,389.83

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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.