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Finding the Fourth Proportional to 338.01, 466.16 and 219.94

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Solution

The fourth proportional to 338.01, 466.16 and 219.94 is: 303.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    338.01 : 466.16 = 219.94 : x
  2. Step 2: Convert to fraction form
    338.01/466.16 = 219.94/x
  3. Step 3: Cross multiply
    338.01x = 466.16 × 219.94
  4. Step 4: Simplify right side
    338.01x = 102,524.97
  5. Step 5: Solve for x
    x = 102,524.97/338.01
  6. Step 6: Final answer
    x = 303.32

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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.