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Finding the Fourth Proportional to 294.68, 406.82 and 232.68

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Solution

The fourth proportional to 294.68, 406.82 and 232.68 is: 321.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.68 : 406.82 = 232.68 : x
  2. Step 2: Convert to fraction form
    294.68/406.82 = 232.68/x
  3. Step 3: Cross multiply
    294.68x = 406.82 × 232.68
  4. Step 4: Simplify right side
    294.68x = 94,658.88
  5. Step 5: Solve for x
    x = 94,658.88/294.68
  6. Step 6: Final answer
    x = 321.23

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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.