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Finding the Third Proportional to 166,668 and 339,528

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Solution

The third proportional to 166,668 and 339,528 is: 691,670.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,668 : 339,528 = 339,528 : x
  2. Step 2: Convert to fraction form
    166,668/339,528 = 339,528/x
  3. Step 3: Cross multiply
    166,668x = 339,528 × 339,528
  4. Step 4: Simplify right side
    166,668x = 115,279,262,784
  5. Step 5: Solve for x
    x = 115,279,262,784/166,668
  6. Step 6: Final answer
    x = 691,670.04

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.