Home / 420,744.83-580,673.57-259,595.73

Finding the Fourth Proportional to 420,744.83, 580,673.57 and 259,595.73

Calculator

Solution

The fourth proportional to 420,744.83, 580,673.57 and 259,595.73 is: 358,270.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    420,744.83 : 580,673.57 = 259,595.73 : x
  2. Step 2: Convert to fraction form
    420,744.83/580,673.57 = 259,595.73/x
  3. Step 3: Cross multiply
    420,744.83x = 580,673.57 × 259,595.73
  4. Step 4: Simplify right side
    420,744.83x = 150,740,377,997.88
  5. Step 5: Solve for x
    x = 150,740,377,997.88/420,744.83
  6. Step 6: Final answer
    x = 358,270.31

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.