Home / 825,141.12-1,237,712.76-226,107.60

Finding the Fourth Proportional to 825,141.12, 1,237,712.76 and 226,107.60

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Solution

The fourth proportional to 825,141.12, 1,237,712.76 and 226,107.60 is: 339,161.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,141.12 : 1,237,712.76 = 226,107.60 : x
  2. Step 2: Convert to fraction form
    825,141.12/1,237,712.76 = 226,107.60/x
  3. Step 3: Cross multiply
    825,141.12x = 1,237,712.76 × 226,107.60
  4. Step 4: Simplify right side
    825,141.12x = 279,856,261,652.98
  5. Step 5: Solve for x
    x = 279,856,261,652.98/825,141.12
  6. Step 6: Final answer
    x = 339,161.70

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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.