Home / 800,524.36-1,201,200.44-351,560.80

Finding the Fourth Proportional to 800,524.36, 1,201,200.44 and 351,560.80

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Solution

The fourth proportional to 800,524.36, 1,201,200.44 and 351,560.80 is: 527,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,524.36 : 1,201,200.44 = 351,560.80 : x
  2. Step 2: Convert to fraction form
    800,524.36/1,201,200.44 = 351,560.80/x
  3. Step 3: Cross multiply
    800,524.36x = 1,201,200.44 × 351,560.80
  4. Step 4: Simplify right side
    800,524.36x = 422,294,987,646.75
  5. Step 5: Solve for x
    x = 422,294,987,646.75/800,524.36
  6. Step 6: Final answer
    x = 527,522.97

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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.