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Finding the Third Proportional to 222,679.50 and 344,022.75

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Solution

The third proportional to 222,679.50 and 344,022.75 is: 531,488.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,679.50 : 344,022.75 = 344,022.75 : x
  2. Step 2: Convert to fraction form
    222,679.50/344,022.75 = 344,022.75/x
  3. Step 3: Cross multiply
    222,679.50x = 344,022.75 × 344,022.75
  4. Step 4: Simplify right side
    222,679.50x = 118,351,652,517.56
  5. Step 5: Solve for x
    x = 118,351,652,517.56/222,679.50
  6. Step 6: Final answer
    x = 531,488.77

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.