Home / 359,919.48-496,692.60-198,778.56

Finding the Fourth Proportional to 359,919.48, 496,692.60 and 198,778.56

Calculator

Solution

The fourth proportional to 359,919.48, 496,692.60 and 198,778.56 is: 274,316.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,919.48 : 496,692.60 = 198,778.56 : x
  2. Step 2: Convert to fraction form
    359,919.48/496,692.60 = 198,778.56/x
  3. Step 3: Cross multiply
    359,919.48x = 496,692.60 × 198,778.56
  4. Step 4: Simplify right side
    359,919.48x = 98,731,839,790.66
  5. Step 5: Solve for x
    x = 98,731,839,790.66/359,919.48
  6. Step 6: Final answer
    x = 274,316.47

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.