Home / 264-395.82-190.86

Finding the Fourth Proportional to 264, 395.82 and 190.86

Calculator

Solution

The fourth proportional to 264, 395.82 and 190.86 is: 286.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    264 : 395.82 = 190.86 : x
  2. Step 2: Convert to fraction form
    264/395.82 = 190.86/x
  3. Step 3: Cross multiply
    264x = 395.82 × 190.86
  4. Step 4: Simplify right side
    264x = 75,546.21
  5. Step 5: Solve for x
    x = 75,546.21/264
  6. Step 6: Final answer
    x = 286.16

Related Problems

Find fourth proportional to 132, 197.91 and 95.43
Half scale
Find fourth proportional to 528, 791.64 and 381.72
Double scale
Find fourth proportional to 265, 397.32 and 191.86
Similar ratio
Find fourth proportional to 396, 593.73 and 286.29
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.