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Finding the Fourth Proportional to 293.18, 404.46 and 182.70

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Solution

The fourth proportional to 293.18, 404.46 and 182.70 is: 252.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    293.18 : 404.46 = 182.70 : x
  2. Step 2: Convert to fraction form
    293.18/404.46 = 182.70/x
  3. Step 3: Cross multiply
    293.18x = 404.46 × 182.70
  4. Step 4: Simplify right side
    293.18x = 73,894.84
  5. Step 5: Solve for x
    x = 73,894.84/293.18
  6. Step 6: Final answer
    x = 252.05

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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.