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Finding the Fourth Proportional to 338.25, 467.06 and 264.95

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Solution

The fourth proportional to 338.25, 467.06 and 264.95 is: 365.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.25 : 467.06 = 264.95 : x
  2. Step 2: Convert to fraction form
    338.25/467.06 = 264.95/x
  3. Step 3: Cross multiply
    338.25x = 467.06 × 264.95
  4. Step 4: Simplify right side
    338.25x = 123,743.89
  5. Step 5: Solve for x
    x = 123,743.89/338.25
  6. Step 6: Final answer
    x = 365.84

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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.