Home / 809,960.03-1,214,218.07-383,229.51

Finding the Fourth Proportional to 809,960.03, 1,214,218.07 and 383,229.51

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Solution

The fourth proportional to 809,960.03, 1,214,218.07 and 383,229.51 is: 574,502.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,960.03 : 1,214,218.07 = 383,229.51 : x
  2. Step 2: Convert to fraction form
    809,960.03/1,214,218.07 = 383,229.51/x
  3. Step 3: Cross multiply
    809,960.03x = 1,214,218.07 × 383,229.51
  4. Step 4: Simplify right side
    809,960.03x = 465,324,194,083.10
  5. Step 5: Solve for x
    x = 465,324,194,083.10/809,960.03
  6. Step 6: Final answer
    x = 574,502.67

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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.