Home / 888,512.54-1,226,175.46-486,104.54

Finding the Fourth Proportional to 888,512.54, 1,226,175.46 and 486,104.54

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Solution

The fourth proportional to 888,512.54, 1,226,175.46 and 486,104.54 is: 670,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,512.54 : 1,226,175.46 = 486,104.54 : x
  2. Step 2: Convert to fraction form
    888,512.54/1,226,175.46 = 486,104.54/x
  3. Step 3: Cross multiply
    888,512.54x = 1,226,175.46 × 486,104.54
  4. Step 4: Simplify right side
    888,512.54x = 596,049,457,942.59
  5. Step 5: Solve for x
    x = 596,049,457,942.59/888,512.54
  6. Step 6: Final answer
    x = 670,839.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.