Home / 800,336.13-1,200,415.76-201,297.53

Finding the Fourth Proportional to 800,336.13, 1,200,415.76 and 201,297.53

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Solution

The fourth proportional to 800,336.13, 1,200,415.76 and 201,297.53 is: 301,924.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,336.13 : 1,200,415.76 = 201,297.53 : x
  2. Step 2: Convert to fraction form
    800,336.13/1,200,415.76 = 201,297.53/x
  3. Step 3: Cross multiply
    800,336.13x = 1,200,415.76 × 201,297.53
  4. Step 4: Simplify right side
    800,336.13x = 241,640,720,452.51
  5. Step 5: Solve for x
    x = 241,640,720,452.51/800,336.13
  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.