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Finding the Third Proportional to 453,606 and 667,287

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Solution

The third proportional to 453,606 and 667,287 is: 981,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,606 : 667,287 = 667,287 : x
  2. Step 2: Convert to fraction form
    453,606/667,287 = 667,287/x
  3. Step 3: Cross multiply
    453,606x = 667,287 × 667,287
  4. Step 4: Simplify right side
    453,606x = 445,271,940,369
  5. Step 5: Solve for x
    x = 445,271,940,369/453,606
  6. Step 6: Final answer
    x = 981,627.10

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.