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Finding the Fourth Proportional to 566,180.50, 781,306.86 and 324,290.92

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Solution

The fourth proportional to 566,180.50, 781,306.86 and 324,290.92 is: 447,508.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,180.50 : 781,306.86 = 324,290.92 : x
  2. Step 2: Convert to fraction form
    566,180.50/781,306.86 = 324,290.92/x
  3. Step 3: Cross multiply
    566,180.50x = 781,306.86 × 324,290.92
  4. Step 4: Simplify right side
    566,180.50x = 253,370,720,431.71
  5. Step 5: Solve for x
    x = 253,370,720,431.71/566,180.50
  6. Step 6: Final answer
    x = 447,508.74

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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.