Home / 334.78-461.85-210.25

Finding the Fourth Proportional to 334.78, 461.85 and 210.25

Calculator

Solution

The fourth proportional to 334.78, 461.85 and 210.25 is: 290.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.78 : 461.85 = 210.25 : x
  2. Step 2: Convert to fraction form
    334.78/461.85 = 210.25/x
  3. Step 3: Cross multiply
    334.78x = 461.85 × 210.25
  4. Step 4: Simplify right side
    334.78x = 97,103.96
  5. Step 5: Solve for x
    x = 97,103.96/334.78
  6. Step 6: Final answer
    x = 290.05

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.