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Finding the Fourth Proportional to 522,722.41, 784,433.18 and 223,272.97

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Solution

The fourth proportional to 522,722.41, 784,433.18 and 223,272.97 is: 335,058.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,722.41 : 784,433.18 = 223,272.97 : x
  2. Step 2: Convert to fraction form
    522,722.41/784,433.18 = 223,272.97/x
  3. Step 3: Cross multiply
    522,722.41x = 784,433.18 × 223,272.97
  4. Step 4: Simplify right side
    522,722.41x = 175,142,724,748.78
  5. Step 5: Solve for x
    x = 175,142,724,748.78/522,722.41
  6. Step 6: Final answer
    x = 335,058.76

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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.