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Finding the Fourth Proportional to 339.38, 468.34 and 184.13

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Solution

The fourth proportional to 339.38, 468.34 and 184.13 is: 254.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    339.38 : 468.34 = 184.13 : x
  2. Step 2: Convert to fraction form
    339.38/468.34 = 184.13/x
  3. Step 3: Cross multiply
    339.38x = 468.34 × 184.13
  4. Step 4: Simplify right side
    339.38x = 86,232.64
  5. Step 5: Solve for x
    x = 86,232.64/339.38
  6. Step 6: Final answer
    x = 254.09

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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.