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Finding the Fourth Proportional to 441.84, 608.77 and 329.33

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Solution

The fourth proportional to 441.84, 608.77 and 329.33 is: 453.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.84 : 608.77 = 329.33 : x
  2. Step 2: Convert to fraction form
    441.84/608.77 = 329.33/x
  3. Step 3: Cross multiply
    441.84x = 608.77 × 329.33
  4. Step 4: Simplify right side
    441.84x = 200,487.75
  5. Step 5: Solve for x
    x = 200,487.75/441.84
  6. Step 6: Final answer
    x = 453.75

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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.