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Finding the Fourth Proportional to 634.58, 950.52 and 550.34

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Solution

The fourth proportional to 634.58, 950.52 and 550.34 is: 824.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    634.58 : 950.52 = 550.34 : x
  2. Step 2: Convert to fraction form
    634.58/950.52 = 550.34/x
  3. Step 3: Cross multiply
    634.58x = 950.52 × 550.34
  4. Step 4: Simplify right side
    634.58x = 523,109.18
  5. Step 5: Solve for x
    x = 523,109.18/634.58
  6. Step 6: Final answer
    x = 824.34

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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.