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Finding the Third Proportional to 606.38 and 1,315.13

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Solution

The third proportional to 606.38 and 1,315.13 is: 2,852.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.38 : 1,315.13 = 1,315.13 : x
  2. Step 2: Convert to fraction form
    606.38/1,315.13 = 1,315.13/x
  3. Step 3: Cross multiply
    606.38x = 1,315.13 × 1,315.13
  4. Step 4: Simplify right side
    606.38x = 1,729,553.77
  5. Step 5: Solve for x
    x = 1,729,553.77/606.38
  6. Step 6: Final answer
    x = 2,852.28

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.