Home / 300,949.03-451,292.30-113,829.31

Finding the Fourth Proportional to 300,949.03, 451,292.30 and 113,829.31

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Solution

The fourth proportional to 300,949.03, 451,292.30 and 113,829.31 is: 170,694.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,949.03 : 451,292.30 = 113,829.31 : x
  2. Step 2: Convert to fraction form
    300,949.03/451,292.30 = 113,829.31/x
  3. Step 3: Cross multiply
    300,949.03x = 451,292.30 × 113,829.31
  4. Step 4: Simplify right side
    300,949.03x = 51,370,288,860.85
  5. Step 5: Solve for x
    x = 51,370,288,860.85/300,949.03
  6. Step 6: Final answer
    x = 170,694.32

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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.