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Finding the Third Proportional to 227,336 and 330,636

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Solution

The third proportional to 227,336 and 330,636 is: 480,874.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,336 : 330,636 = 330,636 : x
  2. Step 2: Convert to fraction form
    227,336/330,636 = 330,636/x
  3. Step 3: Cross multiply
    227,336x = 330,636 × 330,636
  4. Step 4: Simplify right side
    227,336x = 109,320,164,496
  5. Step 5: Solve for x
    x = 109,320,164,496/227,336
  6. Step 6: Final answer
    x = 480,874.85

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.