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Finding the Third Proportional to 256,327.66 and 560,905.38

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Solution

The third proportional to 256,327.66 and 560,905.38 is: 1,227,393.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,327.66 : 560,905.38 = 560,905.38 : x
  2. Step 2: Convert to fraction form
    256,327.66/560,905.38 = 560,905.38/x
  3. Step 3: Cross multiply
    256,327.66x = 560,905.38 × 560,905.38
  4. Step 4: Simplify right side
    256,327.66x = 314,614,848,468.04
  5. Step 5: Solve for x
    x = 314,614,848,468.04/256,327.66
  6. Step 6: Final answer
    x = 1,227,393.26

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.