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Finding the Fourth Proportional to 655.46, 982.32 and 244.19

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Solution

The fourth proportional to 655.46, 982.32 and 244.19 is: 365.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    655.46 : 982.32 = 244.19 : x
  2. Step 2: Convert to fraction form
    655.46/982.32 = 244.19/x
  3. Step 3: Cross multiply
    655.46x = 982.32 × 244.19
  4. Step 4: Simplify right side
    655.46x = 239,867.81
  5. Step 5: Solve for x
    x = 239,867.81/655.46
  6. Step 6: Final answer
    x = 365.95

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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.