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Finding the Fourth Proportional to 602.90, 904.56 and 237.96

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Solution

The fourth proportional to 602.90, 904.56 and 237.96 is: 357.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.90 : 904.56 = 237.96 : x
  2. Step 2: Convert to fraction form
    602.90/904.56 = 237.96/x
  3. Step 3: Cross multiply
    602.90x = 904.56 × 237.96
  4. Step 4: Simplify right side
    602.90x = 215,249.10
  5. Step 5: Solve for x
    x = 215,249.10/602.90
  6. Step 6: Final answer
    x = 357.02

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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.