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Finding the Fourth Proportional to 240.44, 360.50 and 197.51

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Solution

The fourth proportional to 240.44, 360.50 and 197.51 is: 296.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.44 : 360.50 = 197.51 : x
  2. Step 2: Convert to fraction form
    240.44/360.50 = 197.51/x
  3. Step 3: Cross multiply
    240.44x = 360.50 × 197.51
  4. Step 4: Simplify right side
    240.44x = 71,199.56
  5. Step 5: Solve for x
    x = 71,199.56/240.44
  6. Step 6: Final answer
    x = 296.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.