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Finding the Third Proportional to 200,862 and 303,351

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Solution

The third proportional to 200,862 and 303,351 is: 458,134.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,862 : 303,351 = 303,351 : x
  2. Step 2: Convert to fraction form
    200,862/303,351 = 303,351/x
  3. Step 3: Cross multiply
    200,862x = 303,351 × 303,351
  4. Step 4: Simplify right side
    200,862x = 92,021,829,201
  5. Step 5: Solve for x
    x = 92,021,829,201/200,862
  6. Step 6: Final answer
    x = 458,134.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.