Home / 793,743.58-1,190,779.38-261,296.56

Finding the Fourth Proportional to 793,743.58, 1,190,779.38 and 261,296.56

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Solution

The fourth proportional to 793,743.58, 1,190,779.38 and 261,296.56 is: 391,998.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,743.58 : 1,190,779.38 = 261,296.56 : x
  2. Step 2: Convert to fraction form
    793,743.58/1,190,779.38 = 261,296.56/x
  3. Step 3: Cross multiply
    793,743.58x = 1,190,779.38 × 261,296.56
  4. Step 4: Simplify right side
    793,743.58x = 311,146,555,712.93
  5. Step 5: Solve for x
    x = 311,146,555,712.93/793,743.58
  6. Step 6: Final answer
    x = 391,998.83

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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.