Home / 656,883.70-985,714.35-432,891.70

Finding the Fourth Proportional to 656,883.70, 985,714.35 and 432,891.70

Calculator

Solution

The fourth proportional to 656,883.70, 985,714.35 and 432,891.70 is: 649,593.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,883.70 : 985,714.35 = 432,891.70 : x
  2. Step 2: Convert to fraction form
    656,883.70/985,714.35 = 432,891.70/x
  3. Step 3: Cross multiply
    656,883.70x = 985,714.35 × 432,891.70
  4. Step 4: Simplify right side
    656,883.70x = 426,707,560,685.90
  5. Step 5: Solve for x
    x = 426,707,560,685.90/656,883.70
  6. Step 6: Final answer
    x = 649,593.77

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.