Home / 260.78-359.48-214.07

Finding the Fourth Proportional to 260.78, 359.48 and 214.07

Calculator

Solution

The fourth proportional to 260.78, 359.48 and 214.07 is: 295.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    260.78 : 359.48 = 214.07 : x
  2. Step 2: Convert to fraction form
    260.78/359.48 = 214.07/x
  3. Step 3: Cross multiply
    260.78x = 359.48 × 214.07
  4. Step 4: Simplify right side
    260.78x = 76,952.62
  5. Step 5: Solve for x
    x = 76,952.62/260.78
  6. Step 6: Final answer
    x = 295.09

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.