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Finding the Third Proportional to 98,404 and 203,810

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Solution

The third proportional to 98,404 and 203,810 is: 422,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,404 : 203,810 = 203,810 : x
  2. Step 2: Convert to fraction form
    98,404/203,810 = 203,810/x
  3. Step 3: Cross multiply
    98,404x = 203,810 × 203,810
  4. Step 4: Simplify right side
    98,404x = 41,538,516,100
  5. Step 5: Solve for x
    x = 41,538,516,100/98,404
  6. Step 6: Final answer
    x = 422,122.23

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.