Home / 825,895.70-1,238,841.15-226,857.44

Finding the Fourth Proportional to 825,895.70, 1,238,841.15 and 226,857.44

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Solution

The fourth proportional to 825,895.70, 1,238,841.15 and 226,857.44 is: 340,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,895.70 : 1,238,841.15 = 226,857.44 : x
  2. Step 2: Convert to fraction form
    825,895.70/1,238,841.15 = 226,857.44/x
  3. Step 3: Cross multiply
    825,895.70x = 1,238,841.15 × 226,857.44
  4. Step 4: Simplify right side
    825,895.70x = 281,040,325,661.45
  5. Step 5: Solve for x
    x = 281,040,325,661.45/825,895.70
  6. Step 6: Final answer
    x = 340,285.49

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1.5x scale

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.