Home / 226,219.06-339,856.71-213,451.03

Finding the Fourth Proportional to 226,219.06, 339,856.71 and 213,451.03

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Solution

The fourth proportional to 226,219.06, 339,856.71 and 213,451.03 is: 320,674.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,219.06 : 339,856.71 = 213,451.03 : x
  2. Step 2: Convert to fraction form
    226,219.06/339,856.71 = 213,451.03/x
  3. Step 3: Cross multiply
    226,219.06x = 339,856.71 × 213,451.03
  4. Step 4: Simplify right side
    226,219.06x = 72,542,764,801.91
  5. Step 5: Solve for x
    x = 72,542,764,801.91/226,219.06
  6. Step 6: Final answer
    x = 320,674.86

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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.