Home / 275,311.80-412,967.70-264,814.20

Finding the Fourth Proportional to 275,311.80, 412,967.70 and 264,814.20

Calculator

Solution

The fourth proportional to 275,311.80, 412,967.70 and 264,814.20 is: 397,221.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,311.80 : 412,967.70 = 264,814.20 : x
  2. Step 2: Convert to fraction form
    275,311.80/412,967.70 = 264,814.20/x
  3. Step 3: Cross multiply
    275,311.80x = 412,967.70 × 264,814.20
  4. Step 4: Simplify right side
    275,311.80x = 109,359,711,101.34
  5. Step 5: Solve for x
    x = 109,359,711,101.34/275,311.80
  6. Step 6: Final answer
    x = 397,221.30

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.