Home / 483-723.88-223

Finding the Fourth Proportional to 483, 723.88 and 223

Calculator

Solution

The fourth proportional to 483, 723.88 and 223 is: 334.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    483 : 723.88 = 223 : x
  2. Step 2: Convert to fraction form
    483/723.88 = 223/x
  3. Step 3: Cross multiply
    483x = 723.88 × 223
  4. Step 4: Simplify right side
    483x = 161,425.24
  5. Step 5: Solve for x
    x = 161,425.24/483
  6. Step 6: Final answer
    x = 334.21

Related Problems

Find fourth proportional to 241.50, 361.94 and 111.50
Half scale
Find fourth proportional to 966, 1,447.76 and 446
Double scale
Find fourth proportional to 484, 725.38 and 224
Similar ratio
Find fourth proportional to 724.50, 1,085.82 and 334.50
1.5x scale

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.