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Finding the Third Proportional to 83,628 and 202,263

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Solution

The third proportional to 83,628 and 202,263 is: 489,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,628 : 202,263 = 202,263 : x
  2. Step 2: Convert to fraction form
    83,628/202,263 = 202,263/x
  3. Step 3: Cross multiply
    83,628x = 202,263 × 202,263
  4. Step 4: Simplify right side
    83,628x = 40,910,321,169
  5. Step 5: Solve for x
    x = 40,910,321,169/83,628
  6. Step 6: Final answer
    x = 489,194.06

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Why These Related Problems?

These problems maintain the same ratio (2.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.