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Finding the Fourth Proportional to 293.04, 404.26 and 194.83

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Solution

The fourth proportional to 293.04, 404.26 and 194.83 is: 268.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.04 : 404.26 = 194.83 : x
  2. Step 2: Convert to fraction form
    293.04/404.26 = 194.83/x
  3. Step 3: Cross multiply
    293.04x = 404.26 × 194.83
  4. Step 4: Simplify right side
    293.04x = 78,760.48
  5. Step 5: Solve for x
    x = 78,760.48/293.04
  6. Step 6: Final answer
    x = 268.77

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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.