Home / 419.16-578.32-244.48

Finding the Fourth Proportional to 419.16, 578.32 and 244.48

Calculator

Solution

The fourth proportional to 419.16, 578.32 and 244.48 is: 337.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    419.16 : 578.32 = 244.48 : x
  2. Step 2: Convert to fraction form
    419.16/578.32 = 244.48/x
  3. Step 3: Cross multiply
    419.16x = 578.32 × 244.48
  4. Step 4: Simplify right side
    419.16x = 141,387.67
  5. Step 5: Solve for x
    x = 141,387.67/419.16
  6. Step 6: Final answer
    x = 337.31

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.