Home / 445,334.10-667,111.77-267,744.84

Finding the Fourth Proportional to 445,334.10, 667,111.77 and 267,744.84

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Solution

The fourth proportional to 445,334.10, 667,111.77 and 267,744.84 is: 401,082.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,334.10 : 667,111.77 = 267,744.84 : x
  2. Step 2: Convert to fraction form
    445,334.10/667,111.77 = 267,744.84/x
  3. Step 3: Cross multiply
    445,334.10x = 667,111.77 × 267,744.84
  4. Step 4: Simplify right side
    445,334.10x = 178,615,734,120.77
  5. Step 5: Solve for x
    x = 178,615,734,120.77/445,334.10
  6. Step 6: Final answer
    x = 401,082.54

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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.