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Finding the Third Proportional to 758.81 and 1,008.19

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Solution

The third proportional to 758.81 and 1,008.19 is: 1,339.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    758.81 : 1,008.19 = 1,008.19 : x
  2. Step 2: Convert to fraction form
    758.81/1,008.19 = 1,008.19/x
  3. Step 3: Cross multiply
    758.81x = 1,008.19 × 1,008.19
  4. Step 4: Simplify right side
    758.81x = 1,016,442.04
  5. Step 5: Solve for x
    x = 1,016,442.04/758.81
  6. Step 6: Final answer
    x = 1,339.52

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.