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Finding the Third Proportional to 161,494 and 329,536

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Solution

The third proportional to 161,494 and 329,536 is: 672,433.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,494 : 329,536 = 329,536 : x
  2. Step 2: Convert to fraction form
    161,494/329,536 = 329,536/x
  3. Step 3: Cross multiply
    161,494x = 329,536 × 329,536
  4. Step 4: Simplify right side
    161,494x = 108,593,975,296
  5. Step 5: Solve for x
    x = 108,593,975,296/161,494
  6. Step 6: Final answer
    x = 672,433.50

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.