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Finding the Third Proportional to 150,520 and 225,042

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Solution

The third proportional to 150,520 and 225,042 is: 336,459.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,520 : 225,042 = 225,042 : x
  2. Step 2: Convert to fraction form
    150,520/225,042 = 225,042/x
  3. Step 3: Cross multiply
    150,520x = 225,042 × 225,042
  4. Step 4: Simplify right side
    150,520x = 50,643,901,764
  5. Step 5: Solve for x
    x = 50,643,901,764/150,520
  6. Step 6: Final answer
    x = 336,459.62

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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.