Home / 809,617.92-1,213,943.04-276,961.92

Finding the Fourth Proportional to 809,617.92, 1,213,943.04 and 276,961.92

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Solution

The fourth proportional to 809,617.92, 1,213,943.04 and 276,961.92 is: 415,277.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,617.92 : 1,213,943.04 = 276,961.92 : x
  2. Step 2: Convert to fraction form
    809,617.92/1,213,943.04 = 276,961.92/x
  3. Step 3: Cross multiply
    809,617.92x = 1,213,943.04 × 276,961.92
  4. Step 4: Simplify right side
    809,617.92x = 336,215,995,129.04
  5. Step 5: Solve for x
    x = 336,215,995,129.04/809,617.92
  6. Step 6: Final answer
    x = 415,277.36

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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.