Home / 800,593.92-1,200,887.64-321,036.12

Finding the Fourth Proportional to 800,593.92, 1,200,887.64 and 321,036.12

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Solution

The fourth proportional to 800,593.92, 1,200,887.64 and 321,036.12 is: 481,552.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,593.92 : 1,200,887.64 = 321,036.12 : x
  2. Step 2: Convert to fraction form
    800,593.92/1,200,887.64 = 321,036.12/x
  3. Step 3: Cross multiply
    800,593.92x = 1,200,887.64 × 321,036.12
  4. Step 4: Simplify right side
    800,593.92x = 385,528,308,501.56
  5. Step 5: Solve for x
    x = 385,528,308,501.56/800,593.92
  6. Step 6: Final answer
    x = 481,552.88

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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.