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Finding the Third Proportional to 227,669 and 351,771

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Solution

The third proportional to 227,669 and 351,771 is: 543,520.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,669 : 351,771 = 351,771 : x
  2. Step 2: Convert to fraction form
    227,669/351,771 = 351,771/x
  3. Step 3: Cross multiply
    227,669x = 351,771 × 351,771
  4. Step 4: Simplify right side
    227,669x = 123,742,836,441
  5. Step 5: Solve for x
    x = 123,742,836,441/227,669
  6. Step 6: Final answer
    x = 543,520.80

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.