Home / 533-799.66-191

Finding the Fourth Proportional to 533, 799.66 and 191

Calculator

Solution

The fourth proportional to 533, 799.66 and 191 is: 286.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    533 : 799.66 = 191 : x
  2. Step 2: Convert to fraction form
    533/799.66 = 191/x
  3. Step 3: Cross multiply
    533x = 799.66 × 191
  4. Step 4: Simplify right side
    533x = 152,735.06
  5. Step 5: Solve for x
    x = 152,735.06/533
  6. Step 6: Final answer
    x = 286.56

Related Problems

Find fourth proportional to 266.50, 399.83 and 95.50
Half scale
Find fourth proportional to 1,066, 1,599.32 and 382
Double scale
Find fourth proportional to 534, 801.16 and 192
Similar ratio
Find fourth proportional to 799.50, 1,199.49 and 286.50
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.