Home / 449,847.70-674,339.55-260,113.30

Finding the Fourth Proportional to 449,847.70, 674,339.55 and 260,113.30

Calculator

Solution

The fourth proportional to 449,847.70, 674,339.55 and 260,113.30 is: 389,920.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,847.70 : 674,339.55 = 260,113.30 : x
  2. Step 2: Convert to fraction form
    449,847.70/674,339.55 = 260,113.30/x
  3. Step 3: Cross multiply
    449,847.70x = 674,339.55 × 260,113.30
  4. Step 4: Simplify right side
    449,847.70x = 175,404,685,671.02
  5. Step 5: Solve for x
    x = 175,404,685,671.02/449,847.70
  6. Step 6: Final answer
    x = 389,920.16

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.