Home / 454,847.20-681,384.24-276,912.88

Finding the Fourth Proportional to 454,847.20, 681,384.24 and 276,912.88

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Solution

The fourth proportional to 454,847.20, 681,384.24 and 276,912.88 is: 414,829.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,847.20 : 681,384.24 = 276,912.88 : x
  2. Step 2: Convert to fraction form
    454,847.20/681,384.24 = 276,912.88/x
  3. Step 3: Cross multiply
    454,847.20x = 681,384.24 × 276,912.88
  4. Step 4: Simplify right side
    454,847.20x = 188,684,072,285.01
  5. Step 5: Solve for x
    x = 188,684,072,285.01/454,847.20
  6. Step 6: Final answer
    x = 414,829.58

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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.