Home / 444,881.40-667,257.30-129,305.40

Finding the Fourth Proportional to 444,881.40, 667,257.30 and 129,305.40

Calculator

Solution

The fourth proportional to 444,881.40, 667,257.30 and 129,305.40 is: 193,939.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,881.40 : 667,257.30 = 129,305.40 : x
  2. Step 2: Convert to fraction form
    444,881.40/667,257.30 = 129,305.40/x
  3. Step 3: Cross multiply
    444,881.40x = 667,257.30 × 129,305.40
  4. Step 4: Simplify right side
    444,881.40x = 86,279,972,079.42
  5. Step 5: Solve for x
    x = 86,279,972,079.42/444,881.40
  6. Step 6: Final answer
    x = 193,939.27

Related Problems

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.