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Finding the Fourth Proportional to 633.36, 950.04 and 389.97

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Solution

The fourth proportional to 633.36, 950.04 and 389.97 is: 584.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.36 : 950.04 = 389.97 : x
  2. Step 2: Convert to fraction form
    633.36/950.04 = 389.97/x
  3. Step 3: Cross multiply
    633.36x = 950.04 × 389.97
  4. Step 4: Simplify right side
    633.36x = 370,487.10
  5. Step 5: Solve for x
    x = 370,487.10/633.36
  6. Step 6: Final answer
    x = 584.96

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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.