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Finding the Fourth Proportional to 424,367.12, 585,614.96 and 233,380.52

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Solution

The fourth proportional to 424,367.12, 585,614.96 and 233,380.52 is: 322,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,367.12 : 585,614.96 = 233,380.52 : x
  2. Step 2: Convert to fraction form
    424,367.12/585,614.96 = 233,380.52/x
  3. Step 3: Cross multiply
    424,367.12x = 585,614.96 × 233,380.52
  4. Step 4: Simplify right side
    424,367.12x = 136,671,123,884.58
  5. Step 5: Solve for x
    x = 136,671,123,884.58/424,367.12
  6. Step 6: Final answer
    x = 322,058.70

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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.