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Finding the Fourth Proportional to 365.96, 548.28 and 293.04

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Solution

The fourth proportional to 365.96, 548.28 and 293.04 is: 439.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    365.96 : 548.28 = 293.04 : x
  2. Step 2: Convert to fraction form
    365.96/548.28 = 293.04/x
  3. Step 3: Cross multiply
    365.96x = 548.28 × 293.04
  4. Step 4: Simplify right side
    365.96x = 160,667.97
  5. Step 5: Solve for x
    x = 160,667.97/365.96
  6. Step 6: Final answer
    x = 439.03

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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.