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Finding the Fourth Proportional to 486,874.98, 671,754.02 and 333,951.02

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Solution

The fourth proportional to 486,874.98, 671,754.02 and 333,951.02 is: 460,760.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,874.98 : 671,754.02 = 333,951.02 : x
  2. Step 2: Convert to fraction form
    486,874.98/671,754.02 = 333,951.02/x
  3. Step 3: Cross multiply
    486,874.98x = 671,754.02 × 333,951.02
  4. Step 4: Simplify right side
    486,874.98x = 224,332,940,168.10
  5. Step 5: Solve for x
    x = 224,332,940,168.10/486,874.98
  6. Step 6: Final answer
    x = 460,760.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.