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Finding the Third Proportional to 428,967 and 932,634

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Solution

The third proportional to 428,967 and 932,634 is: 2,027,676.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,967 : 932,634 = 932,634 : x
  2. Step 2: Convert to fraction form
    428,967/932,634 = 932,634/x
  3. Step 3: Cross multiply
    428,967x = 932,634 × 932,634
  4. Step 4: Simplify right side
    428,967x = 869,806,177,956
  5. Step 5: Solve for x
    x = 869,806,177,956/428,967
  6. Step 6: Final answer
    x = 2,027,676.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.