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Finding the Fourth Proportional to 339.45, 468.27 and 241.26

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Solution

The fourth proportional to 339.45, 468.27 and 241.26 is: 332.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    339.45 : 468.27 = 241.26 : x
  2. Step 2: Convert to fraction form
    339.45/468.27 = 241.26/x
  3. Step 3: Cross multiply
    339.45x = 468.27 × 241.26
  4. Step 4: Simplify right side
    339.45x = 112,974.82
  5. Step 5: Solve for x
    x = 112,974.82/339.45
  6. Step 6: Final answer
    x = 332.82

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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.