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Finding the Fourth Proportional to 602.73, 903.74 and 237.20

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Solution

The fourth proportional to 602.73, 903.74 and 237.20 is: 355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.73 : 903.74 = 237.20 : x
  2. Step 2: Convert to fraction form
    602.73/903.74 = 237.20/x
  3. Step 3: Cross multiply
    602.73x = 903.74 × 237.20
  4. Step 4: Simplify right side
    602.73x = 214,361.42
  5. Step 5: Solve for x
    x = 214,361.42/602.73
  6. Step 6: Final answer
    x = 355.65

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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.