Home / 706.76-1,060.29-219.80

Finding the Fourth Proportional to 706.76, 1,060.29 and 219.80

Calculator

Solution

The fourth proportional to 706.76, 1,060.29 and 219.80 is: 329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.76 : 1,060.29 = 219.80 : x
  2. Step 2: Convert to fraction form
    706.76/1,060.29 = 219.80/x
  3. Step 3: Cross multiply
    706.76x = 1,060.29 × 219.80
  4. Step 4: Simplify right side
    706.76x = 233,048.43
  5. Step 5: Solve for x
    x = 233,048.43/706.76
  6. Step 6: Final answer
    x = 329.74

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.