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Finding the Third Proportional to 204,012 and 306,018

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Solution

The third proportional to 204,012 and 306,018 is: 459,027

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,012 : 306,018 = 306,018 : x
  2. Step 2: Convert to fraction form
    204,012/306,018 = 306,018/x
  3. Step 3: Cross multiply
    204,012x = 306,018 × 306,018
  4. Step 4: Simplify right side
    204,012x = 93,647,016,324
  5. Step 5: Solve for x
    x = 93,647,016,324/204,012
  6. Step 6: Final answer
    x = 459,027

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.