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Finding the Fourth Proportional to 263.16, 394.56 and 232.77

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Solution

The fourth proportional to 263.16, 394.56 and 232.77 is: 349.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    263.16 : 394.56 = 232.77 : x
  2. Step 2: Convert to fraction form
    263.16/394.56 = 232.77/x
  3. Step 3: Cross multiply
    263.16x = 394.56 × 232.77
  4. Step 4: Simplify right side
    263.16x = 91,841.73
  5. Step 5: Solve for x
    x = 91,841.73/263.16
  6. Step 6: Final answer
    x = 349.00

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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.