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Finding the Fourth Proportional to 454,880.73, 682,311.75 and 202,092.69

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Solution

The fourth proportional to 454,880.73, 682,311.75 and 202,092.69 is: 303,134.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,880.73 : 682,311.75 = 202,092.69 : x
  2. Step 2: Convert to fraction form
    454,880.73/682,311.75 = 202,092.69/x
  3. Step 3: Cross multiply
    454,880.73x = 682,311.75 × 202,092.69
  4. Step 4: Simplify right side
    454,880.73x = 137,890,216,976.11
  5. Step 5: Solve for x
    x = 137,890,216,976.11/454,880.73
  6. Step 6: Final answer
    x = 303,134.88

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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.