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Finding the Third Proportional to 115,668 and 252,358

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Solution

The third proportional to 115,668 and 252,358 is: 550,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,668 : 252,358 = 252,358 : x
  2. Step 2: Convert to fraction form
    115,668/252,358 = 252,358/x
  3. Step 3: Cross multiply
    115,668x = 252,358 × 252,358
  4. Step 4: Simplify right side
    115,668x = 63,684,560,164
  5. Step 5: Solve for x
    x = 63,684,560,164/115,668
  6. Step 6: Final answer
    x = 550,580.63

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.