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Finding the Fourth Proportional to 633.95, 950.93 and 268.99

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Solution

The fourth proportional to 633.95, 950.93 and 268.99 is: 403.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.95 : 950.93 = 268.99 : x
  2. Step 2: Convert to fraction form
    633.95/950.93 = 268.99/x
  3. Step 3: Cross multiply
    633.95x = 950.93 × 268.99
  4. Step 4: Simplify right side
    633.95x = 255,789.32
  5. Step 5: Solve for x
    x = 255,789.32/633.95
  6. Step 6: Final answer
    x = 403.49

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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.