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Finding the Third Proportional to 410.06 and 613.97

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Solution

The third proportional to 410.06 and 613.97 is: 919.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.06 : 613.97 = 613.97 : x
  2. Step 2: Convert to fraction form
    410.06/613.97 = 613.97/x
  3. Step 3: Cross multiply
    410.06x = 613.97 × 613.97
  4. Step 4: Simplify right side
    410.06x = 376,957.63
  5. Step 5: Solve for x
    x = 376,957.63/410.06
  6. Step 6: Final answer
    x = 919.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.