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Finding the Third Proportional to 219,393 and 331,794

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Solution

The third proportional to 219,393 and 331,794 is: 501,781.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,393 : 331,794 = 331,794 : x
  2. Step 2: Convert to fraction form
    219,393/331,794 = 331,794/x
  3. Step 3: Cross multiply
    219,393x = 331,794 × 331,794
  4. Step 4: Simplify right side
    219,393x = 110,087,258,436
  5. Step 5: Solve for x
    x = 110,087,258,436/219,393
  6. Step 6: Final answer
    x = 501,781.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.