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Finding the Fourth Proportional to 523,125.27, 784,695.20 and 149,148.27

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Solution

The fourth proportional to 523,125.27, 784,695.20 and 149,148.27 is: 223,724.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,125.27 : 784,695.20 = 149,148.27 : x
  2. Step 2: Convert to fraction form
    523,125.27/784,695.20 = 149,148.27/x
  3. Step 3: Cross multiply
    523,125.27x = 784,695.20 × 149,148.27
  4. Step 4: Simplify right side
    523,125.27x = 117,035,930,811.56
  5. Step 5: Solve for x
    x = 117,035,930,811.56/523,125.27
  6. Step 6: Final answer
    x = 223,724.48

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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.