Home / 800,336.12-1,200,415.76-201,297.52

Finding the Fourth Proportional to 800,336.12, 1,200,415.76 and 201,297.52

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Solution

The fourth proportional to 800,336.12, 1,200,415.76 and 201,297.52 is: 301,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,336.12 : 1,200,415.76 = 201,297.52 : x
  2. Step 2: Convert to fraction form
    800,336.12/1,200,415.76 = 201,297.52/x
  3. Step 3: Cross multiply
    800,336.12x = 1,200,415.76 × 201,297.52
  4. Step 4: Simplify right side
    800,336.12x = 241,640,715,456.92
  5. Step 5: Solve for x
    x = 241,640,715,456.92/800,336.12
  6. Step 6: Final answer
    x = 301,924.04

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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.