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Finding the Fourth Proportional to 329.41, 453.41 and 273.52

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Solution

The fourth proportional to 329.41, 453.41 and 273.52 is: 376.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.41 : 453.41 = 273.52 : x
  2. Step 2: Convert to fraction form
    329.41/453.41 = 273.52/x
  3. Step 3: Cross multiply
    329.41x = 453.41 × 273.52
  4. Step 4: Simplify right side
    329.41x = 124,014.44
  5. Step 5: Solve for x
    x = 124,014.44/329.41
  6. Step 6: Final answer
    x = 376.48

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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.