Home / 419,526.41-578,941.22-228,535.70

Finding the Fourth Proportional to 419,526.41, 578,941.22 and 228,535.70

Calculator

Solution

The fourth proportional to 419,526.41, 578,941.22 and 228,535.70 is: 315,376.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,526.41 : 578,941.22 = 228,535.70 : x
  2. Step 2: Convert to fraction form
    419,526.41/578,941.22 = 228,535.70/x
  3. Step 3: Cross multiply
    419,526.41x = 578,941.22 × 228,535.70
  4. Step 4: Simplify right side
    419,526.41x = 132,308,734,648.19
  5. Step 5: Solve for x
    x = 132,308,734,648.19/419,526.41
  6. Step 6: Final answer
    x = 315,376.42

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.