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Finding the Fourth Proportional to 293.10, 441.84 and 273.28

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Solution

The fourth proportional to 293.10, 441.84 and 273.28 is: 411.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.10 : 441.84 = 273.28 : x
  2. Step 2: Convert to fraction form
    293.10/441.84 = 273.28/x
  3. Step 3: Cross multiply
    293.10x = 441.84 × 273.28
  4. Step 4: Simplify right side
    293.10x = 120,744.93
  5. Step 5: Solve for x
    x = 120,744.93/293.10
  6. Step 6: Final answer
    x = 411.96

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.