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Finding the Third Proportional to 204,868.88 and 310,160.25

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Solution

The third proportional to 204,868.88 and 310,160.25 is: 469,565.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,868.88 : 310,160.25 = 310,160.25 : x
  2. Step 2: Convert to fraction form
    204,868.88/310,160.25 = 310,160.25/x
  3. Step 3: Cross multiply
    204,868.88x = 310,160.25 × 310,160.25
  4. Step 4: Simplify right side
    204,868.88x = 96,199,380,680.06
  5. Step 5: Solve for x
    x = 96,199,380,680.06/204,868.88
  6. Step 6: Final answer
    x = 469,565.62

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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.