Home / 330,947.28-496,321.97-120,536.01

Finding the Fourth Proportional to 330,947.28, 496,321.97 and 120,536.01

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Solution

The fourth proportional to 330,947.28, 496,321.97 and 120,536.01 is: 180,767.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,947.28 : 496,321.97 = 120,536.01 : x
  2. Step 2: Convert to fraction form
    330,947.28/496,321.97 = 120,536.01/x
  3. Step 3: Cross multiply
    330,947.28x = 496,321.97 × 120,536.01
  4. Step 4: Simplify right side
    330,947.28x = 59,824,669,336.46
  5. Step 5: Solve for x
    x = 59,824,669,336.46/330,947.28
  6. Step 6: Final answer
    x = 180,767.97

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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.