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Finding the Fourth Proportional to 294.84, 441.65 and 132.03

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Solution

The fourth proportional to 294.84, 441.65 and 132.03 is: 197.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    294.84 : 441.65 = 132.03 : x
  2. Step 2: Convert to fraction form
    294.84/441.65 = 132.03/x
  3. Step 3: Cross multiply
    294.84x = 441.65 × 132.03
  4. Step 4: Simplify right side
    294.84x = 58,311.38
  5. Step 5: Solve for x
    x = 58,311.38/294.84
  6. Step 6: Final answer
    x = 197.77

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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.