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Finding the Fourth Proportional to 599,423.91, 899,115.12 and 150,148.65

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Solution

The fourth proportional to 599,423.91, 899,115.12 and 150,148.65 is: 225,217.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,423.91 : 899,115.12 = 150,148.65 : x
  2. Step 2: Convert to fraction form
    599,423.91/899,115.12 = 150,148.65/x
  3. Step 3: Cross multiply
    599,423.91x = 899,115.12 × 150,148.65
  4. Step 4: Simplify right side
    599,423.91x = 135,000,921,462.59
  5. Step 5: Solve for x
    x = 135,000,921,462.59/599,423.91
  6. Step 6: Final answer
    x = 225,217.78

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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.