Home / 330,790.97-496,350.41-131,106.93

Finding the Fourth Proportional to 330,790.97, 496,350.41 and 131,106.93

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Solution

The fourth proportional to 330,790.97, 496,350.41 and 131,106.93 is: 196,725.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,790.97 : 496,350.41 = 131,106.93 : x
  2. Step 2: Convert to fraction form
    330,790.97/496,350.41 = 131,106.93/x
  3. Step 3: Cross multiply
    330,790.97x = 496,350.41 × 131,106.93
  4. Step 4: Simplify right side
    330,790.97x = 65,074,977,803.81
  5. Step 5: Solve for x
    x = 65,074,977,803.81/330,790.97
  6. Step 6: Final answer
    x = 196,725.38

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1.5x scale

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.