Home / 1,129,896.25-1,694,858.18-331,193.95

Finding the Fourth Proportional to 1,129,896.25, 1,694,858.18 and 331,193.95

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Solution

The fourth proportional to 1,129,896.25, 1,694,858.18 and 331,193.95 is: 496,794.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,896.25 : 1,694,858.18 = 331,193.95 : x
  2. Step 2: Convert to fraction form
    1,129,896.25/1,694,858.18 = 331,193.95/x
  3. Step 3: Cross multiply
    1,129,896.25x = 1,694,858.18 × 331,193.95
  4. Step 4: Simplify right side
    1,129,896.25x = 561,326,769,430.90
  5. Step 5: Solve for x
    x = 561,326,769,430.90/1,129,896.25
  6. Step 6: Final answer
    x = 496,794.97

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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.