Home / 378,214.60-566,544.30-260,019.40

Finding the Fourth Proportional to 378,214.60, 566,544.30 and 260,019.40

Calculator

Solution

The fourth proportional to 378,214.60, 566,544.30 and 260,019.40 is: 389,494.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,214.60 : 566,544.30 = 260,019.40 : x
  2. Step 2: Convert to fraction form
    378,214.60/566,544.30 = 260,019.40/x
  3. Step 3: Cross multiply
    378,214.60x = 566,544.30 × 260,019.40
  4. Step 4: Simplify right side
    378,214.60x = 147,312,508,959.42
  5. Step 5: Solve for x
    x = 147,312,508,959.42/378,214.60
  6. Step 6: Final answer
    x = 389,494.51

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.