Home / 300,949.08-451,292.40-113,829.36

Finding the Fourth Proportional to 300,949.08, 451,292.40 and 113,829.36

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Solution

The fourth proportional to 300,949.08, 451,292.40 and 113,829.36 is: 170,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,949.08 : 451,292.40 = 113,829.36 : x
  2. Step 2: Convert to fraction form
    300,949.08/451,292.40 = 113,829.36/x
  3. Step 3: Cross multiply
    300,949.08x = 451,292.40 × 113,829.36
  4. Step 4: Simplify right side
    300,949.08x = 51,370,325,064.86
  5. Step 5: Solve for x
    x = 51,370,325,064.86/300,949.08
  6. Step 6: Final answer
    x = 170,694.41

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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.