Home / 198,154-427,892

Finding the Third Proportional to 198,154 and 427,892

Calculator

Solution

The third proportional to 198,154 and 427,892 is: 923,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,154 : 427,892 = 427,892 : x
  2. Step 2: Convert to fraction form
    198,154/427,892 = 427,892/x
  3. Step 3: Cross multiply
    198,154x = 427,892 × 427,892
  4. Step 4: Simplify right side
    198,154x = 183,091,563,664
  5. Step 5: Solve for x
    x = 183,091,563,664/198,154
  6. Step 6: Final answer
    x = 923,986.21

Related Problems

Find third proportional to 99,077 and 213,946
Half scale
Find third proportional to 396,308 and 855,784
Double scale
Find third proportional to 198,156 and 427,896
Similar ratio
Find third proportional to 297,231 and 641,838
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.