Home / 322,145.21-444,662.37-226,930.52

Finding the Fourth Proportional to 322,145.21, 444,662.37 and 226,930.52

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Solution

The fourth proportional to 322,145.21, 444,662.37 and 226,930.52 is: 313,235.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,145.21 : 444,662.37 = 226,930.52 : x
  2. Step 2: Convert to fraction form
    322,145.21/444,662.37 = 226,930.52/x
  3. Step 3: Cross multiply
    322,145.21x = 444,662.37 × 226,930.52
  4. Step 4: Simplify right side
    322,145.21x = 100,907,460,625.22
  5. Step 5: Solve for x
    x = 100,907,460,625.22/322,145.21
  6. Step 6: Final answer
    x = 313,235.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.