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Finding the Third Proportional to 169,008 and 371,616

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Solution

The third proportional to 169,008 and 371,616 is: 817,111.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,008 : 371,616 = 371,616 : x
  2. Step 2: Convert to fraction form
    169,008/371,616 = 371,616/x
  3. Step 3: Cross multiply
    169,008x = 371,616 × 371,616
  4. Step 4: Simplify right side
    169,008x = 138,098,451,456
  5. Step 5: Solve for x
    x = 138,098,451,456/169,008
  6. Step 6: Final answer
    x = 817,111.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.