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Finding the Fourth Proportional to 424,494.92, 585,790.56 and 233,508.20

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Solution

The fourth proportional to 424,494.92, 585,790.56 and 233,508.20 is: 322,234.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,494.92 : 585,790.56 = 233,508.20 : x
  2. Step 2: Convert to fraction form
    424,494.92/585,790.56 = 233,508.20/x
  3. Step 3: Cross multiply
    424,494.92x = 585,790.56 × 233,508.20
  4. Step 4: Simplify right side
    424,494.92x = 136,786,899,242.59
  5. Step 5: Solve for x
    x = 136,786,899,242.59/424,494.92
  6. Step 6: Final answer
    x = 322,234.48

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1.5x scale

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.