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Finding the Third Proportional to 296,812 and 608,204

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Solution

The third proportional to 296,812 and 608,204 is: 1,246,284.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,812 : 608,204 = 608,204 : x
  2. Step 2: Convert to fraction form
    296,812/608,204 = 608,204/x
  3. Step 3: Cross multiply
    296,812x = 608,204 × 608,204
  4. Step 4: Simplify right side
    296,812x = 369,912,105,616
  5. Step 5: Solve for x
    x = 369,912,105,616/296,812
  6. Step 6: Final answer
    x = 1,246,284.20

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.