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Finding the Fourth Proportional to 602.26, 903.69 and 237.31

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Solution

The fourth proportional to 602.26, 903.69 and 237.31 is: 356.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    602.26 : 903.69 = 237.31 : x
  2. Step 2: Convert to fraction form
    602.26/903.69 = 237.31/x
  3. Step 3: Cross multiply
    602.26x = 903.69 × 237.31
  4. Step 4: Simplify right side
    602.26x = 214,452.41
  5. Step 5: Solve for x
    x = 214,452.41/602.26
  6. Step 6: Final answer
    x = 356.08

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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.