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Finding the Third Proportional to 161,482 and 329,516

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Solution

The third proportional to 161,482 and 329,516 is: 672,401.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,482 : 329,516 = 329,516 : x
  2. Step 2: Convert to fraction form
    161,482/329,516 = 329,516/x
  3. Step 3: Cross multiply
    161,482x = 329,516 × 329,516
  4. Step 4: Simplify right side
    161,482x = 108,580,794,256
  5. Step 5: Solve for x
    x = 108,580,794,256/161,482
  6. Step 6: Final answer
    x = 672,401.84

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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.