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Finding the Fourth Proportional to 465,229.88, 641,711.05 and 335,953.07

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Solution

The fourth proportional to 465,229.88, 641,711.05 and 335,953.07 is: 463,394.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,229.88 : 641,711.05 = 335,953.07 : x
  2. Step 2: Convert to fraction form
    465,229.88/641,711.05 = 335,953.07/x
  3. Step 3: Cross multiply
    465,229.88x = 641,711.05 × 335,953.07
  4. Step 4: Simplify right side
    465,229.88x = 215,584,793,251.99
  5. Step 5: Solve for x
    x = 215,584,793,251.99/465,229.88
  6. Step 6: Final answer
    x = 463,394.13

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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.