Home / 825,218.46-1,237,694.82-226,039.47

Finding the Fourth Proportional to 825,218.46, 1,237,694.82 and 226,039.47

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Solution

The fourth proportional to 825,218.46, 1,237,694.82 and 226,039.47 is: 339,022.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,218.46 : 1,237,694.82 = 226,039.47 : x
  2. Step 2: Convert to fraction form
    825,218.46/1,237,694.82 = 226,039.47/x
  3. Step 3: Cross multiply
    825,218.46x = 1,237,694.82 × 226,039.47
  4. Step 4: Simplify right side
    825,218.46x = 279,767,881,134.55
  5. Step 5: Solve for x
    x = 279,767,881,134.55/825,218.46
  6. Step 6: Final answer
    x = 339,022.81

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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.