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Finding the Third Proportional to 199,624 and 300,246

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Solution

The third proportional to 199,624 and 300,246 is: 451,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,624 : 300,246 = 300,246 : x
  2. Step 2: Convert to fraction form
    199,624/300,246 = 300,246/x
  3. Step 3: Cross multiply
    199,624x = 300,246 × 300,246
  4. Step 4: Simplify right side
    199,624x = 90,147,660,516
  5. Step 5: Solve for x
    x = 90,147,660,516/199,624
  6. Step 6: Final answer
    x = 451,587.29

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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.