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Finding the Third Proportional to 190.97 and 450.94

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Solution

The third proportional to 190.97 and 450.94 is: 1,064.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    190.97 : 450.94 = 450.94 : x
  2. Step 2: Convert to fraction form
    190.97/450.94 = 450.94/x
  3. Step 3: Cross multiply
    190.97x = 450.94 × 450.94
  4. Step 4: Simplify right side
    190.97x = 203,344.63
  5. Step 5: Solve for x
    x = 203,344.63/190.97
  6. Step 6: Final answer
    x = 1,064.81

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.