Home / 483,380.47-667,042.42-268,533.64

Finding the Fourth Proportional to 483,380.47, 667,042.42 and 268,533.64

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Solution

The fourth proportional to 483,380.47, 667,042.42 and 268,533.64 is: 370,563.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,380.47 : 667,042.42 = 268,533.64 : x
  2. Step 2: Convert to fraction form
    483,380.47/667,042.42 = 268,533.64/x
  3. Step 3: Cross multiply
    483,380.47x = 667,042.42 × 268,533.64
  4. Step 4: Simplify right side
    483,380.47x = 179,123,327,734.34
  5. Step 5: Solve for x
    x = 179,123,327,734.34/483,380.47
  6. Step 6: Final answer
    x = 370,563.85

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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.