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Finding the Fourth Proportional to 444,177.80, 666,266.70 and 267,230.60

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Solution

The fourth proportional to 444,177.80, 666,266.70 and 267,230.60 is: 400,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,177.80 : 666,266.70 = 267,230.60 : x
  2. Step 2: Convert to fraction form
    444,177.80/666,266.70 = 267,230.60/x
  3. Step 3: Cross multiply
    444,177.80x = 666,266.70 × 267,230.60
  4. Step 4: Simplify right side
    444,177.80x = 178,046,850,001.02
  5. Step 5: Solve for x
    x = 178,046,850,001.02/444,177.80
  6. Step 6: Final answer
    x = 400,845.90

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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.