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Finding the Fourth Proportional to 264.19, 395.92 and 195.97

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Solution

The fourth proportional to 264.19, 395.92 and 195.97 is: 293.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.19 : 395.92 = 195.97 : x
  2. Step 2: Convert to fraction form
    264.19/395.92 = 195.97/x
  3. Step 3: Cross multiply
    264.19x = 395.92 × 195.97
  4. Step 4: Simplify right side
    264.19x = 77,588.44
  5. Step 5: Solve for x
    x = 77,588.44/264.19
  6. Step 6: Final answer
    x = 293.68

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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.