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Finding the Fourth Proportional to 441.35, 608.97 and 273.12

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Solution

The fourth proportional to 441.35, 608.97 and 273.12 is: 376.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.35 : 608.97 = 273.12 : x
  2. Step 2: Convert to fraction form
    441.35/608.97 = 273.12/x
  3. Step 3: Cross multiply
    441.35x = 608.97 × 273.12
  4. Step 4: Simplify right side
    441.35x = 166,322.52
  5. Step 5: Solve for x
    x = 166,322.52/441.35
  6. Step 6: Final answer
    x = 376.85

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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.