Home / 2,222.43-3,333.57-578.97

Finding the Fourth Proportional to 2,222.43, 3,333.57 and 578.97

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Solution

The fourth proportional to 2,222.43, 3,333.57 and 578.97 is: 868.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.43 : 3,333.57 = 578.97 : x
  2. Step 2: Convert to fraction form
    2,222.43/3,333.57 = 578.97/x
  3. Step 3: Cross multiply
    2,222.43x = 3,333.57 × 578.97
  4. Step 4: Simplify right side
    2,222.43x = 1,930,037.02
  5. Step 5: Solve for x
    x = 1,930,037.02/2,222.43
  6. Step 6: Final answer
    x = 868.44

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1.5x scale

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.