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Finding the Fourth Proportional to 295.75, 441.28 and 264.97

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Solution

The fourth proportional to 295.75, 441.28 and 264.97 is: 395.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.75 : 441.28 = 264.97 : x
  2. Step 2: Convert to fraction form
    295.75/441.28 = 264.97/x
  3. Step 3: Cross multiply
    295.75x = 441.28 × 264.97
  4. Step 4: Simplify right side
    295.75x = 116,926.84
  5. Step 5: Solve for x
    x = 116,926.84/295.75
  6. Step 6: Final answer
    x = 395.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.