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Finding the Fourth Proportional to 295.10, 441.86 and 243.97

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Solution

The fourth proportional to 295.10, 441.86 and 243.97 is: 365.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.10 : 441.86 = 243.97 : x
  2. Step 2: Convert to fraction form
    295.10/441.86 = 243.97/x
  3. Step 3: Cross multiply
    295.10x = 441.86 × 243.97
  4. Step 4: Simplify right side
    295.10x = 107,797.76
  5. Step 5: Solve for x
    x = 107,797.76/295.10
  6. Step 6: Final answer
    x = 365.30

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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.