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Finding the Fourth Proportional to 471.26, 650.22 and 294.24

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Solution

The fourth proportional to 471.26, 650.22 and 294.24 is: 405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    471.26 : 650.22 = 294.24 : x
  2. Step 2: Convert to fraction form
    471.26/650.22 = 294.24/x
  3. Step 3: Cross multiply
    471.26x = 650.22 × 294.24
  4. Step 4: Simplify right side
    471.26x = 191,320.73
  5. Step 5: Solve for x
    x = 191,320.73/471.26
  6. Step 6: Final answer
    x = 405.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.