Home / 561.22-841.83-196

Finding the Fourth Proportional to 561.22, 841.83 and 196

Calculator

Solution

The fourth proportional to 561.22, 841.83 and 196 is: 294

Step by Step Solution

  1. Step 1: Write the proportion equation
    561.22 : 841.83 = 196 : x
  2. Step 2: Convert to fraction form
    561.22/841.83 = 196/x
  3. Step 3: Cross multiply
    561.22x = 841.83 × 196
  4. Step 4: Simplify right side
    561.22x = 164,998.68
  5. Step 5: Solve for x
    x = 164,998.68/561.22
  6. Step 6: Final answer
    x = 294

Related Problems

Find fourth proportional to 280.61, 420.92 and 98
Half scale
Find fourth proportional to 1,122.44, 1,683.66 and 392
Double scale
Find fourth proportional to 562.22, 843.33 and 197
Similar ratio
Find fourth proportional to 841.83, 1,262.75 and 294
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.