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Finding the Fourth Proportional to 483.01, 666.54 and 273.17

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Solution

The fourth proportional to 483.01, 666.54 and 273.17 is: 376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.01 : 666.54 = 273.17 : x
  2. Step 2: Convert to fraction form
    483.01/666.54 = 273.17/x
  3. Step 3: Cross multiply
    483.01x = 666.54 × 273.17
  4. Step 4: Simplify right side
    483.01x = 182,078.73
  5. Step 5: Solve for x
    x = 182,078.73/483.01
  6. Step 6: Final answer
    x = 376.97

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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.