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Finding the Fourth Proportional to 483.41, 667.10 and 273.58

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Solution

The fourth proportional to 483.41, 667.10 and 273.58 is: 377.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.41 : 667.10 = 273.58 : x
  2. Step 2: Convert to fraction form
    483.41/667.10 = 273.58/x
  3. Step 3: Cross multiply
    483.41x = 667.10 × 273.58
  4. Step 4: Simplify right side
    483.41x = 182,504.93
  5. Step 5: Solve for x
    x = 182,504.93/483.41
  6. Step 6: Final answer
    x = 377.54

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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.