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Finding the Fourth Proportional to 260.87, 359.92 and 150.33

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Solution

The fourth proportional to 260.87, 359.92 and 150.33 is: 207.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.87 : 359.92 = 150.33 : x
  2. Step 2: Convert to fraction form
    260.87/359.92 = 150.33/x
  3. Step 3: Cross multiply
    260.87x = 359.92 × 150.33
  4. Step 4: Simplify right side
    260.87x = 54,107.64
  5. Step 5: Solve for x
    x = 54,107.64/260.87
  6. Step 6: Final answer
    x = 207.41

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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.