Home / 498,416.70-747,797.85-218,135.10

Finding the Fourth Proportional to 498,416.70, 747,797.85 and 218,135.10

Calculator

Solution

The fourth proportional to 498,416.70, 747,797.85 and 218,135.10 is: 327,278.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,416.70 : 747,797.85 = 218,135.10 : x
  2. Step 2: Convert to fraction form
    498,416.70/747,797.85 = 218,135.10/x
  3. Step 3: Cross multiply
    498,416.70x = 747,797.85 × 218,135.10
  4. Step 4: Simplify right side
    498,416.70x = 163,120,958,789.54
  5. Step 5: Solve for x
    x = 163,120,958,789.54/498,416.70
  6. Step 6: Final answer
    x = 327,278.28

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.