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Finding the Third Proportional to 195 and 416.63

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Solution

The third proportional to 195 and 416.63 is: 890.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    195 : 416.63 = 416.63 : x
  2. Step 2: Convert to fraction form
    195/416.63 = 416.63/x
  3. Step 3: Cross multiply
    195x = 416.63 × 416.63
  4. Step 4: Simplify right side
    195x = 173,576.39
  5. Step 5: Solve for x
    x = 173,576.39/195
  6. Step 6: Final answer
    x = 890.14

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.