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Finding the Third Proportional to 225,014 and 328,634

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Solution

The third proportional to 225,014 and 328,634 is: 479,971.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,014 : 328,634 = 328,634 : x
  2. Step 2: Convert to fraction form
    225,014/328,634 = 328,634/x
  3. Step 3: Cross multiply
    225,014x = 328,634 × 328,634
  4. Step 4: Simplify right side
    225,014x = 108,000,305,956
  5. Step 5: Solve for x
    x = 108,000,305,956/225,014
  6. Step 6: Final answer
    x = 479,971.49

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.