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Finding the Fourth Proportional to 737,402.40, 1,017,616.97 and 410,712.78

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Solution

The fourth proportional to 737,402.40, 1,017,616.97 and 410,712.78 is: 566,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,402.40 : 1,017,616.97 = 410,712.78 : x
  2. Step 2: Convert to fraction form
    737,402.40/1,017,616.97 = 410,712.78/x
  3. Step 3: Cross multiply
    737,402.40x = 1,017,616.97 × 410,712.78
  4. Step 4: Simplify right side
    737,402.40x = 417,948,294,723.88
  5. Step 5: Solve for x
    x = 417,948,294,723.88/737,402.40
  6. Step 6: Final answer
    x = 566,784.56

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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.