Home / 825,738.20-1,238,609.16-226,707.56

Finding the Fourth Proportional to 825,738.20, 1,238,609.16 and 226,707.56

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Solution

The fourth proportional to 825,738.20, 1,238,609.16 and 226,707.56 is: 340,061.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,738.20 : 1,238,609.16 = 226,707.56 : x
  2. Step 2: Convert to fraction form
    825,738.20/1,238,609.16 = 226,707.56/x
  3. Step 3: Cross multiply
    825,738.20x = 1,238,609.16 × 226,707.56
  4. Step 4: Simplify right side
    825,738.20x = 280,802,060,457.25
  5. Step 5: Solve for x
    x = 280,802,060,457.25/825,738.20
  6. Step 6: Final answer
    x = 340,061.85

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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.