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Finding the Third Proportional to 104,520 and 225,810

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Solution

The third proportional to 104,520 and 225,810 is: 487,850.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,520 : 225,810 = 225,810 : x
  2. Step 2: Convert to fraction form
    104,520/225,810 = 225,810/x
  3. Step 3: Cross multiply
    104,520x = 225,810 × 225,810
  4. Step 4: Simplify right side
    104,520x = 50,990,156,100
  5. Step 5: Solve for x
    x = 50,990,156,100/104,520
  6. Step 6: Final answer
    x = 487,850.71

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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.