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Finding the Third Proportional to 227,188.13 and 356,420.25

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Solution

The third proportional to 227,188.13 and 356,420.25 is: 559,163.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,188.13 : 356,420.25 = 356,420.25 : x
  2. Step 2: Convert to fraction form
    227,188.13/356,420.25 = 356,420.25/x
  3. Step 3: Cross multiply
    227,188.13x = 356,420.25 × 356,420.25
  4. Step 4: Simplify right side
    227,188.13x = 127,035,394,610.06
  5. Step 5: Solve for x
    x = 127,035,394,610.06/227,188.13
  6. Step 6: Final answer
    x = 559,163.89

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.