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Finding the Fourth Proportional to 342.33, 472.44 and 195.00

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Solution

The fourth proportional to 342.33, 472.44 and 195.00 is: 269.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    342.33 : 472.44 = 195.00 : x
  2. Step 2: Convert to fraction form
    342.33/472.44 = 195.00/x
  3. Step 3: Cross multiply
    342.33x = 472.44 × 195.00
  4. Step 4: Simplify right side
    342.33x = 92,123.44
  5. Step 5: Solve for x
    x = 92,123.44/342.33
  6. Step 6: Final answer
    x = 269.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.