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Finding the Fourth Proportional to 295.75, 443.53 and 180.28

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Solution

The fourth proportional to 295.75, 443.53 and 180.28 is: 270.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.75 : 443.53 = 180.28 : x
  2. Step 2: Convert to fraction form
    295.75/443.53 = 180.28/x
  3. Step 3: Cross multiply
    295.75x = 443.53 × 180.28
  4. Step 4: Simplify right side
    295.75x = 79,959.59
  5. Step 5: Solve for x
    x = 79,959.59/295.75
  6. Step 6: Final answer
    x = 270.36

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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.