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Finding the Third Proportional to 222,810.38 and 481,129.50

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Solution

The third proportional to 222,810.38 and 481,129.50 is: 1,038,935.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,810.38 : 481,129.50 = 481,129.50 : x
  2. Step 2: Convert to fraction form
    222,810.38/481,129.50 = 481,129.50/x
  3. Step 3: Cross multiply
    222,810.38x = 481,129.50 × 481,129.50
  4. Step 4: Simplify right side
    222,810.38x = 231,485,595,770.25
  5. Step 5: Solve for x
    x = 231,485,595,770.25/222,810.38
  6. Step 6: Final answer
    x = 1,038,935.44

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.