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Finding the Fourth Proportional to 372.26, 558.50 and 304.44

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Solution

The fourth proportional to 372.26, 558.50 and 304.44 is: 456.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    372.26 : 558.50 = 304.44 : x
  2. Step 2: Convert to fraction form
    372.26/558.50 = 304.44/x
  3. Step 3: Cross multiply
    372.26x = 558.50 × 304.44
  4. Step 4: Simplify right side
    372.26x = 170,029.74
  5. Step 5: Solve for x
    x = 170,029.74/372.26
  6. Step 6: Final answer
    x = 456.75

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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.