Home / 325,834.20-488,751.30-276,626.70

Finding the Fourth Proportional to 325,834.20, 488,751.30 and 276,626.70

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Solution

The fourth proportional to 325,834.20, 488,751.30 and 276,626.70 is: 414,940.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,834.20 : 488,751.30 = 276,626.70 : x
  2. Step 2: Convert to fraction form
    325,834.20/488,751.30 = 276,626.70/x
  3. Step 3: Cross multiply
    325,834.20x = 488,751.30 × 276,626.70
  4. Step 4: Simplify right side
    325,834.20x = 135,201,659,239.71
  5. Step 5: Solve for x
    x = 135,201,659,239.71/325,834.20
  6. Step 6: Final answer
    x = 414,940.05

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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.