Home / 428,834.44-591,404.28-267,704.44

Finding the Fourth Proportional to 428,834.44, 591,404.28 and 267,704.44

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Solution

The fourth proportional to 428,834.44, 591,404.28 and 267,704.44 is: 369,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    428,834.44 : 591,404.28 = 267,704.44 : x
  2. Step 2: Convert to fraction form
    428,834.44/591,404.28 = 267,704.44/x
  3. Step 3: Cross multiply
    428,834.44x = 591,404.28 × 267,704.44
  4. Step 4: Simplify right side
    428,834.44x = 158,321,551,591.00
  5. Step 5: Solve for x
    x = 158,321,551,591.00/428,834.44
  6. Step 6: Final answer
    x = 369,190.38

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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.