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Finding the Fourth Proportional to 566,179.50, 781,305.48 and 324,289.92

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Solution

The fourth proportional to 566,179.50, 781,305.48 and 324,289.92 is: 447,507.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,179.50 : 781,305.48 = 324,289.92 : x
  2. Step 2: Convert to fraction form
    566,179.50/781,305.48 = 324,289.92/x
  3. Step 3: Cross multiply
    566,179.50x = 781,305.48 × 324,289.92
  4. Step 4: Simplify right side
    566,179.50x = 253,369,491,604.76
  5. Step 5: Solve for x
    x = 253,369,491,604.76/566,179.50
  6. Step 6: Final answer
    x = 447,507.36

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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.