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Finding the Third Proportional to 150,348 and 326,616

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Solution

The third proportional to 150,348 and 326,616 is: 709,540.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,348 : 326,616 = 326,616 : x
  2. Step 2: Convert to fraction form
    150,348/326,616 = 326,616/x
  3. Step 3: Cross multiply
    150,348x = 326,616 × 326,616
  4. Step 4: Simplify right side
    150,348x = 106,678,011,456
  5. Step 5: Solve for x
    x = 106,678,011,456/150,348
  6. Step 6: Final answer
    x = 709,540.61

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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.