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Finding the Third Proportional to 104,480 and 222,272

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Solution

The third proportional to 104,480 and 222,272 is: 472,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,480 : 222,272 = 222,272 : x
  2. Step 2: Convert to fraction form
    104,480/222,272 = 222,272/x
  3. Step 3: Cross multiply
    104,480x = 222,272 × 222,272
  4. Step 4: Simplify right side
    104,480x = 49,404,841,984
  5. Step 5: Solve for x
    x = 49,404,841,984/104,480
  6. Step 6: Final answer
    x = 472,864.11

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.