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Finding the Fourth Proportional to 602.32, 903.48 and 237.28

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Solution

The fourth proportional to 602.32, 903.48 and 237.28 is: 355.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.32 : 903.48 = 237.28 : x
  2. Step 2: Convert to fraction form
    602.32/903.48 = 237.28/x
  3. Step 3: Cross multiply
    602.32x = 903.48 × 237.28
  4. Step 4: Simplify right side
    602.32x = 214,377.73
  5. Step 5: Solve for x
    x = 214,377.73/602.32
  6. Step 6: Final answer
    x = 355.92

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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.