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Finding the Fourth Proportional to 293.62, 441.04 and 283.90

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Solution

The fourth proportional to 293.62, 441.04 and 283.90 is: 426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.62 : 441.04 = 283.90 : x
  2. Step 2: Convert to fraction form
    293.62/441.04 = 283.90/x
  3. Step 3: Cross multiply
    293.62x = 441.04 × 283.90
  4. Step 4: Simplify right side
    293.62x = 125,211.26
  5. Step 5: Solve for x
    x = 125,211.26/293.62
  6. Step 6: Final answer
    x = 426.44

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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.