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Finding the Fourth Proportional to 295.61, 408.11 and 232.47

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Solution

The fourth proportional to 295.61, 408.11 and 232.47 is: 320.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.61 : 408.11 = 232.47 : x
  2. Step 2: Convert to fraction form
    295.61/408.11 = 232.47/x
  3. Step 3: Cross multiply
    295.61x = 408.11 × 232.47
  4. Step 4: Simplify right side
    295.61x = 94,872.17
  5. Step 5: Solve for x
    x = 94,872.17/295.61
  6. Step 6: Final answer
    x = 320.94

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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.