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Finding the Third Proportional to 372.94 and 806.06

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Solution

The third proportional to 372.94 and 806.06 is: 1,742.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.94 : 806.06 = 806.06 : x
  2. Step 2: Convert to fraction form
    372.94/806.06 = 806.06/x
  3. Step 3: Cross multiply
    372.94x = 806.06 × 806.06
  4. Step 4: Simplify right side
    372.94x = 649,736.75
  5. Step 5: Solve for x
    x = 649,736.75/372.94
  6. Step 6: Final answer
    x = 1,742.21

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.