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Finding the Third Proportional to 246,866 and 330,930

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Solution

The third proportional to 246,866 and 330,930 is: 443,619.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,866 : 330,930 = 330,930 : x
  2. Step 2: Convert to fraction form
    246,866/330,930 = 330,930/x
  3. Step 3: Cross multiply
    246,866x = 330,930 × 330,930
  4. Step 4: Simplify right side
    246,866x = 109,514,664,900
  5. Step 5: Solve for x
    x = 109,514,664,900/246,866
  6. Step 6: Final answer
    x = 443,619.88

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.