Home / 330,747.40-496,250.70-131,033.80

Finding the Fourth Proportional to 330,747.40, 496,250.70 and 131,033.80

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Solution

The fourth proportional to 330,747.40, 496,250.70 and 131,033.80 is: 196,602.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,747.40 : 496,250.70 = 131,033.80 : x
  2. Step 2: Convert to fraction form
    330,747.40/496,250.70 = 131,033.80/x
  3. Step 3: Cross multiply
    330,747.40x = 496,250.70 × 131,033.80
  4. Step 4: Simplify right side
    330,747.40x = 65,025,614,973.66
  5. Step 5: Solve for x
    x = 65,025,614,973.66/330,747.40
  6. Step 6: Final answer
    x = 196,602.04

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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.