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Finding the Third Proportional to 379,058 and 817,162

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Solution

The third proportional to 379,058 and 817,162 is: 1,761,613.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,058 : 817,162 = 817,162 : x
  2. Step 2: Convert to fraction form
    379,058/817,162 = 817,162/x
  3. Step 3: Cross multiply
    379,058x = 817,162 × 817,162
  4. Step 4: Simplify right side
    379,058x = 667,753,734,244
  5. Step 5: Solve for x
    x = 667,753,734,244/379,058
  6. Step 6: Final answer
    x = 1,761,613.62

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.