Home / 990,375.44-1,366,723.56-582,494.36

Finding the Fourth Proportional to 990,375.44, 1,366,723.56 and 582,494.36

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Solution

The fourth proportional to 990,375.44, 1,366,723.56 and 582,494.36 is: 803,845.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,375.44 : 1,366,723.56 = 582,494.36 : x
  2. Step 2: Convert to fraction form
    990,375.44/1,366,723.56 = 582,494.36/x
  3. Step 3: Cross multiply
    990,375.44x = 1,366,723.56 × 582,494.36
  4. Step 4: Simplify right side
    990,375.44x = 796,108,765,379.12
  5. Step 5: Solve for x
    x = 796,108,765,379.12/990,375.44
  6. Step 6: Final answer
    x = 803,845.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.