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Finding the Fourth Proportional to 976,524, 1,465,580.61 and 503,344.68

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Solution

The fourth proportional to 976,524, 1,465,580.61 and 503,344.68 is: 755,426.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,524 : 1,465,580.61 = 503,344.68 : x
  2. Step 2: Convert to fraction form
    976,524/1,465,580.61 = 503,344.68/x
  3. Step 3: Cross multiply
    976,524x = 1,465,580.61 × 503,344.68
  4. Step 4: Simplify right side
    976,524x = 737,692,203,154.66
  5. Step 5: Solve for x
    x = 737,692,203,154.66/976,524
  6. Step 6: Final answer
    x = 755,426.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.