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Finding the Third Proportional to 219,467 and 329,092

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Solution

The third proportional to 219,467 and 329,092 is: 493,475.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,467 : 329,092 = 329,092 : x
  2. Step 2: Convert to fraction form
    219,467/329,092 = 329,092/x
  3. Step 3: Cross multiply
    219,467x = 329,092 × 329,092
  4. Step 4: Simplify right side
    219,467x = 108,301,544,464
  5. Step 5: Solve for x
    x = 108,301,544,464/219,467
  6. Step 6: Final answer
    x = 493,475.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.