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Finding the Fourth Proportional to 260.93, 360 and 150.37

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Solution

The fourth proportional to 260.93, 360 and 150.37 is: 207.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.93 : 360 = 150.37 : x
  2. Step 2: Convert to fraction form
    260.93/360 = 150.37/x
  3. Step 3: Cross multiply
    260.93x = 360 × 150.37
  4. Step 4: Simplify right side
    260.93x = 54,132.30
  5. Step 5: Solve for x
    x = 54,132.30/260.93
  6. Step 6: Final answer
    x = 207.46

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1.5x scale

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.