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Finding the Fourth Proportional to 424,542.40, 585,847.24 and 233,550.88

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Solution

The fourth proportional to 424,542.40, 585,847.24 and 233,550.88 is: 322,288.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,542.40 : 585,847.24 = 233,550.88 : x
  2. Step 2: Convert to fraction form
    424,542.40/585,847.24 = 233,550.88/x
  3. Step 3: Cross multiply
    424,542.40x = 585,847.24 × 233,550.88
  4. Step 4: Simplify right side
    424,542.40x = 136,825,138,447.57
  5. Step 5: Solve for x
    x = 136,825,138,447.57/424,542.40
  6. Step 6: Final answer
    x = 322,288.51

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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.