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Finding the Fourth Proportional to 241.85, 360.45 and 239.84

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Solution

The fourth proportional to 241.85, 360.45 and 239.84 is: 357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.85 : 360.45 = 239.84 : x
  2. Step 2: Convert to fraction form
    241.85/360.45 = 239.84/x
  3. Step 3: Cross multiply
    241.85x = 360.45 × 239.84
  4. Step 4: Simplify right side
    241.85x = 86,450.33
  5. Step 5: Solve for x
    x = 86,450.33/241.85
  6. Step 6: Final answer
    x = 357.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.