Home / 682,113.42-1,022,859.09-327,294.54

Finding the Fourth Proportional to 682,113.42, 1,022,859.09 and 327,294.54

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Solution

The fourth proportional to 682,113.42, 1,022,859.09 and 327,294.54 is: 490,792.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,113.42 : 1,022,859.09 = 327,294.54 : x
  2. Step 2: Convert to fraction form
    682,113.42/1,022,859.09 = 327,294.54/x
  3. Step 3: Cross multiply
    682,113.42x = 1,022,859.09 × 327,294.54
  4. Step 4: Simplify right side
    682,113.42x = 334,776,195,346.37
  5. Step 5: Solve for x
    x = 334,776,195,346.37/682,113.42
  6. Step 6: Final answer
    x = 490,792.57

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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.