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Finding the Third Proportional to 220,796.25 and 350,190.75

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Solution

The third proportional to 220,796.25 and 350,190.75 is: 555,415.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,796.25 : 350,190.75 = 350,190.75 : x
  2. Step 2: Convert to fraction form
    220,796.25/350,190.75 = 350,190.75/x
  3. Step 3: Cross multiply
    220,796.25x = 350,190.75 × 350,190.75
  4. Step 4: Simplify right side
    220,796.25x = 122,633,561,385.56
  5. Step 5: Solve for x
    x = 122,633,561,385.56/220,796.25
  6. Step 6: Final answer
    x = 555,415.06

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.