Home / 223,879.40-335,819.10-221,805.80

Finding the Fourth Proportional to 223,879.40, 335,819.10 and 221,805.80

Calculator

Solution

The fourth proportional to 223,879.40, 335,819.10 and 221,805.80 is: 332,708.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,879.40 : 335,819.10 = 221,805.80 : x
  2. Step 2: Convert to fraction form
    223,879.40/335,819.10 = 221,805.80/x
  3. Step 3: Cross multiply
    223,879.40x = 335,819.10 × 221,805.80
  4. Step 4: Simplify right side
    223,879.40x = 74,486,624,130.78
  5. Step 5: Solve for x
    x = 74,486,624,130.78/223,879.40
  6. Step 6: Final answer
    x = 332,708.70

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.