Home / 773,940.88-1,161,243.96-400,226.32

Finding the Fourth Proportional to 773,940.88, 1,161,243.96 and 400,226.32

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Solution

The fourth proportional to 773,940.88, 1,161,243.96 and 400,226.32 is: 600,511.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,940.88 : 1,161,243.96 = 400,226.32 : x
  2. Step 2: Convert to fraction form
    773,940.88/1,161,243.96 = 400,226.32/x
  3. Step 3: Cross multiply
    773,940.88x = 1,161,243.96 × 400,226.32
  4. Step 4: Simplify right side
    773,940.88x = 464,760,396,733.03
  5. Step 5: Solve for x
    x = 464,760,396,733.03/773,940.88
  6. Step 6: Final answer
    x = 600,511.50

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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.