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Finding the Fourth Proportional to 264,402.84, 396,495.46 and 131,234.20

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Solution

The fourth proportional to 264,402.84, 396,495.46 and 131,234.20 is: 196,797.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,402.84 : 396,495.46 = 131,234.20 : x
  2. Step 2: Convert to fraction form
    264,402.84/396,495.46 = 131,234.20/x
  3. Step 3: Cross multiply
    264,402.84x = 396,495.46 × 131,234.20
  4. Step 4: Simplify right side
    264,402.84x = 52,033,764,496.73
  5. Step 5: Solve for x
    x = 52,033,764,496.73/264,402.84
  6. Step 6: Final answer
    x = 196,797.30

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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.