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Finding the Third Proportional to 600.75 and 908.63

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Solution

The third proportional to 600.75 and 908.63 is: 1,374.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    600.75 : 908.63 = 908.63 : x
  2. Step 2: Convert to fraction form
    600.75/908.63 = 908.63/x
  3. Step 3: Cross multiply
    600.75x = 908.63 × 908.63
  4. Step 4: Simplify right side
    600.75x = 825,599.39
  5. Step 5: Solve for x
    x = 825,599.39/600.75
  6. Step 6: Final answer
    x = 1,374.28

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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.