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Finding the Fourth Proportional to 602.44, 902.96 and 273.02

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Solution

The fourth proportional to 602.44, 902.96 and 273.02 is: 409.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.44 : 902.96 = 273.02 : x
  2. Step 2: Convert to fraction form
    602.44/902.96 = 273.02/x
  3. Step 3: Cross multiply
    602.44x = 902.96 × 273.02
  4. Step 4: Simplify right side
    602.44x = 246,527.90
  5. Step 5: Solve for x
    x = 246,527.90/602.44
  6. Step 6: Final answer
    x = 409.22

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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.