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Finding the Third Proportional to 833.06 and 1,286.44

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Solution

The third proportional to 833.06 and 1,286.44 is: 1,986.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    833.06 : 1,286.44 = 1,286.44 : x
  2. Step 2: Convert to fraction form
    833.06/1,286.44 = 1,286.44/x
  3. Step 3: Cross multiply
    833.06x = 1,286.44 × 1,286.44
  4. Step 4: Simplify right side
    833.06x = 1,654,921.44
  5. Step 5: Solve for x
    x = 1,654,921.44/833.06
  6. Step 6: Final answer
    x = 1,986.55

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.