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Finding the Fourth Proportional to 264.66, 365.09 and 194.73

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Solution

The fourth proportional to 264.66, 365.09 and 194.73 is: 268.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.66 : 365.09 = 194.73 : x
  2. Step 2: Convert to fraction form
    264.66/365.09 = 194.73/x
  3. Step 3: Cross multiply
    264.66x = 365.09 × 194.73
  4. Step 4: Simplify right side
    264.66x = 71,093.00
  5. Step 5: Solve for x
    x = 71,093.00/264.66
  6. Step 6: Final answer
    x = 268.62

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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.