Home / 394,781.90-544,792.23-222,700.23

Finding the Fourth Proportional to 394,781.90, 544,792.23 and 222,700.23

Calculator

Solution

The fourth proportional to 394,781.90, 544,792.23 and 222,700.23 is: 307,322.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,781.90 : 544,792.23 = 222,700.23 : x
  2. Step 2: Convert to fraction form
    394,781.90/544,792.23 = 222,700.23/x
  3. Step 3: Cross multiply
    394,781.90x = 544,792.23 × 222,700.23
  4. Step 4: Simplify right side
    394,781.90x = 121,325,354,923.21
  5. Step 5: Solve for x
    x = 121,325,354,923.21/394,781.90
  6. Step 6: Final answer
    x = 307,322.49

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.