Home / 260,043.10-389,200.65-188,763.10

Finding the Fourth Proportional to 260,043.10, 389,200.65 and 188,763.10

Calculator

Solution

The fourth proportional to 260,043.10, 389,200.65 and 188,763.10 is: 282,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,043.10 : 389,200.65 = 188,763.10 : x
  2. Step 2: Convert to fraction form
    260,043.10/389,200.65 = 188,763.10/x
  3. Step 3: Cross multiply
    260,043.10x = 389,200.65 × 188,763.10
  4. Step 4: Simplify right side
    260,043.10x = 73,466,721,216.02
  5. Step 5: Solve for x
    x = 73,466,721,216.02/260,043.10
  6. Step 6: Final answer
    x = 282,517.48

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.