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Finding the Third Proportional to 168,612 and 352,812

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Solution

The third proportional to 168,612 and 352,812 is: 738,241.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,612 : 352,812 = 352,812 : x
  2. Step 2: Convert to fraction form
    168,612/352,812 = 352,812/x
  3. Step 3: Cross multiply
    168,612x = 352,812 × 352,812
  4. Step 4: Simplify right side
    168,612x = 124,476,307,344
  5. Step 5: Solve for x
    x = 124,476,307,344/168,612
  6. Step 6: Final answer
    x = 738,241.09

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.