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Finding the Fourth Proportional to 441.04, 608.52 and 275.24

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Solution

The fourth proportional to 441.04, 608.52 and 275.24 is: 379.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    441.04 : 608.52 = 275.24 : x
  2. Step 2: Convert to fraction form
    441.04/608.52 = 275.24/x
  3. Step 3: Cross multiply
    441.04x = 608.52 × 275.24
  4. Step 4: Simplify right side
    441.04x = 167,489.04
  5. Step 5: Solve for x
    x = 167,489.04/441.04
  6. Step 6: Final answer
    x = 379.76

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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.