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Finding the Fourth Proportional to 483.34, 667.08 and 273.60

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Solution

The fourth proportional to 483.34, 667.08 and 273.60 is: 377.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.34 : 667.08 = 273.60 : x
  2. Step 2: Convert to fraction form
    483.34/667.08 = 273.60/x
  3. Step 3: Cross multiply
    483.34x = 667.08 × 273.60
  4. Step 4: Simplify right side
    483.34x = 182,513.09
  5. Step 5: Solve for x
    x = 182,513.09/483.34
  6. Step 6: Final answer
    x = 377.61

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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.