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Finding the Fourth Proportional to 267,224.40, 400,836.60 and 165,747.60

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Solution

The fourth proportional to 267,224.40, 400,836.60 and 165,747.60 is: 248,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,224.40 : 400,836.60 = 165,747.60 : x
  2. Step 2: Convert to fraction form
    267,224.40/400,836.60 = 165,747.60/x
  3. Step 3: Cross multiply
    267,224.40x = 400,836.60 × 165,747.60
  4. Step 4: Simplify right side
    267,224.40x = 66,437,704,442.16
  5. Step 5: Solve for x
    x = 66,437,704,442.16/267,224.40
  6. Step 6: Final answer
    x = 248,621.40

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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.