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Finding the Fourth Proportional to 392.14, 588.26 and 295.95

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Solution

The fourth proportional to 392.14, 588.26 and 295.95 is: 443.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    392.14 : 588.26 = 295.95 : x
  2. Step 2: Convert to fraction form
    392.14/588.26 = 295.95/x
  3. Step 3: Cross multiply
    392.14x = 588.26 × 295.95
  4. Step 4: Simplify right side
    392.14x = 174,098.49
  5. Step 5: Solve for x
    x = 174,098.49/392.14
  6. Step 6: Final answer
    x = 443.97

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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.