Home / 383,324.45-574,620.62-143,373.29

Finding the Fourth Proportional to 383,324.45, 574,620.62 and 143,373.29

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Solution

The fourth proportional to 383,324.45, 574,620.62 and 143,373.29 is: 214,923.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,324.45 : 574,620.62 = 143,373.29 : x
  2. Step 2: Convert to fraction form
    383,324.45/574,620.62 = 143,373.29/x
  3. Step 3: Cross multiply
    383,324.45x = 574,620.62 × 143,373.29
  4. Step 4: Simplify right side
    383,324.45x = 82,385,245,201.27
  5. Step 5: Solve for x
    x = 82,385,245,201.27/383,324.45
  6. Step 6: Final answer
    x = 214,923.01

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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.