Home / 825,844.11-1,238,763.81-226,805.85

Finding the Fourth Proportional to 825,844.11, 1,238,763.81 and 226,805.85

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Solution

The fourth proportional to 825,844.11, 1,238,763.81 and 226,805.85 is: 340,208.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,844.11 : 1,238,763.81 = 226,805.85 : x
  2. Step 2: Convert to fraction form
    825,844.11/1,238,763.81 = 226,805.85/x
  3. Step 3: Cross multiply
    825,844.11x = 1,238,763.81 × 226,805.85
  4. Step 4: Simplify right side
    825,844.11x = 280,958,878,876.29
  5. Step 5: Solve for x
    x = 280,958,878,876.29/825,844.11
  6. Step 6: Final answer
    x = 340,208.13

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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.