Home / 422,082-633,123-126,594

Finding the Fourth Proportional to 422,082, 633,123 and 126,594

Calculator

Solution

The fourth proportional to 422,082, 633,123 and 126,594 is: 189,891

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,082 : 633,123 = 126,594 : x
  2. Step 2: Convert to fraction form
    422,082/633,123 = 126,594/x
  3. Step 3: Cross multiply
    422,082x = 633,123 × 126,594
  4. Step 4: Simplify right side
    422,082x = 80,149,573,062
  5. Step 5: Solve for x
    x = 80,149,573,062/422,082
  6. Step 6: Final answer
    x = 189,891

Related Problems

Find fourth proportional to 211,041, 316,561.50 and 63,297
Half scale
Find fourth proportional to 844,164, 1,266,246 and 253,188
Double scale
Find fourth proportional to 422,083, 633,124.50 and 126,595
Similar ratio
Find fourth proportional to 633,123, 949,684.50 and 189,891
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.