Home / 483,213.05-666,815.74-268,366.95

Finding the Fourth Proportional to 483,213.05, 666,815.74 and 268,366.95

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Solution

The fourth proportional to 483,213.05, 666,815.74 and 268,366.95 is: 370,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,213.05 : 666,815.74 = 268,366.95 : x
  2. Step 2: Convert to fraction form
    483,213.05/666,815.74 = 268,366.95/x
  3. Step 3: Cross multiply
    483,213.05x = 666,815.74 × 268,366.95
  4. Step 4: Simplify right side
    483,213.05x = 178,951,305,684.88
  5. Step 5: Solve for x
    x = 178,951,305,684.88/483,213.05
  6. Step 6: Final answer
    x = 370,336.25

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1.5x scale

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.