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Finding the Fourth Proportional to 1,633.88, 2,450.26 and 537.96

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Solution

The fourth proportional to 1,633.88, 2,450.26 and 537.96 is: 806.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,633.88 : 2,450.26 = 537.96 : x
  2. Step 2: Convert to fraction form
    1,633.88/2,450.26 = 537.96/x
  3. Step 3: Cross multiply
    1,633.88x = 2,450.26 × 537.96
  4. Step 4: Simplify right side
    1,633.88x = 1,318,141.87
  5. Step 5: Solve for x
    x = 1,318,141.87/1,633.88
  6. Step 6: Final answer
    x = 806.76

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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.