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Finding the Fourth Proportional to 244.80, 367.20 and 196.56

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Solution

The fourth proportional to 244.80, 367.20 and 196.56 is: 294.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.80 : 367.20 = 196.56 : x
  2. Step 2: Convert to fraction form
    244.80/367.20 = 196.56/x
  3. Step 3: Cross multiply
    244.80x = 367.20 × 196.56
  4. Step 4: Simplify right side
    244.80x = 72,176.83
  5. Step 5: Solve for x
    x = 72,176.83/244.80
  6. Step 6: Final answer
    x = 294.84

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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.