Home / 881,942.06-1,322,908.22-320,976.56

Finding the Fourth Proportional to 881,942.06, 1,322,908.22 and 320,976.56

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Solution

The fourth proportional to 881,942.06, 1,322,908.22 and 320,976.56 is: 481,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,942.06 : 1,322,908.22 = 320,976.56 : x
  2. Step 2: Convert to fraction form
    881,942.06/1,322,908.22 = 320,976.56/x
  3. Step 3: Cross multiply
    881,942.06x = 1,322,908.22 × 320,976.56
  4. Step 4: Simplify right side
    881,942.06x = 424,622,521,431.90
  5. Step 5: Solve for x
    x = 424,622,521,431.90/881,942.06
  6. Step 6: Final answer
    x = 481,463.06

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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.