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Finding the Fourth Proportional to 444,176.80, 666,265.20 and 267,229.60

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Solution

The fourth proportional to 444,176.80, 666,265.20 and 267,229.60 is: 400,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,176.80 : 666,265.20 = 267,229.60 : x
  2. Step 2: Convert to fraction form
    444,176.80/666,265.20 = 267,229.60/x
  3. Step 3: Cross multiply
    444,176.80x = 666,265.20 × 267,229.60
  4. Step 4: Simplify right side
    444,176.80x = 178,045,782,889.92
  5. Step 5: Solve for x
    x = 178,045,782,889.92/444,176.80
  6. Step 6: Final answer
    x = 400,844.40

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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.