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Finding the Fourth Proportional to 634.44, 950.11 and 572.88

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Solution

The fourth proportional to 634.44, 950.11 and 572.88 is: 857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    634.44 : 950.11 = 572.88 : x
  2. Step 2: Convert to fraction form
    634.44/950.11 = 572.88/x
  3. Step 3: Cross multiply
    634.44x = 950.11 × 572.88
  4. Step 4: Simplify right side
    634.44x = 544,297.58
  5. Step 5: Solve for x
    x = 544,297.58/634.44
  6. Step 6: Final answer
    x = 857.92

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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.