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Finding the Fourth Proportional to 338.94, 466.56 and 267.93

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Solution

The fourth proportional to 338.94, 466.56 and 267.93 is: 368.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.94 : 466.56 = 267.93 : x
  2. Step 2: Convert to fraction form
    338.94/466.56 = 267.93/x
  3. Step 3: Cross multiply
    338.94x = 466.56 × 267.93
  4. Step 4: Simplify right side
    338.94x = 125,005.42
  5. Step 5: Solve for x
    x = 125,005.42/338.94
  6. Step 6: Final answer
    x = 368.81

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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.