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Finding the Fourth Proportional to 566,162.70, 781,326.02 and 324,491.91

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Solution

The fourth proportional to 566,162.70, 781,326.02 and 324,491.91 is: 447,811.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,162.70 : 781,326.02 = 324,491.91 : x
  2. Step 2: Convert to fraction form
    566,162.70/781,326.02 = 324,491.91/x
  3. Step 3: Cross multiply
    566,162.70x = 781,326.02 × 324,491.91
  4. Step 4: Simplify right side
    566,162.70x = 253,533,970,443.76
  5. Step 5: Solve for x
    x = 253,533,970,443.76/566,162.70
  6. Step 6: Final answer
    x = 447,811.15

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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.