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Finding the Third Proportional to 200,860 and 303,348

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Solution

The third proportional to 200,860 and 303,348 is: 458,130.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,860 : 303,348 = 303,348 : x
  2. Step 2: Convert to fraction form
    200,860/303,348 = 303,348/x
  3. Step 3: Cross multiply
    200,860x = 303,348 × 303,348
  4. Step 4: Simplify right side
    200,860x = 92,020,009,104
  5. Step 5: Solve for x
    x = 92,020,009,104/200,860
  6. Step 6: Final answer
    x = 458,130.09

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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.