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Finding the Fourth Proportional to 602.14, 902.96 and 236.88

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Solution

The fourth proportional to 602.14, 902.96 and 236.88 is: 355.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.14 : 902.96 = 236.88 : x
  2. Step 2: Convert to fraction form
    602.14/902.96 = 236.88/x
  3. Step 3: Cross multiply
    602.14x = 902.96 × 236.88
  4. Step 4: Simplify right side
    602.14x = 213,893.16
  5. Step 5: Solve for x
    x = 213,893.16/602.14
  6. Step 6: Final answer
    x = 355.22

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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.