Home / 198,179-435,724

Finding the Third Proportional to 198,179 and 435,724

Calculator

Solution

The third proportional to 198,179 and 435,724 is: 957,999.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,179 : 435,724 = 435,724 : x
  2. Step 2: Convert to fraction form
    198,179/435,724 = 435,724/x
  3. Step 3: Cross multiply
    198,179x = 435,724 × 435,724
  4. Step 4: Simplify right side
    198,179x = 189,855,404,176
  5. Step 5: Solve for x
    x = 189,855,404,176/198,179
  6. Step 6: Final answer
    x = 957,999.61

Related Problems

Find third proportional to 99,089.50 and 217,862
Half scale
Find third proportional to 396,358 and 871,448
Double scale
Find third proportional to 198,181 and 435,728
Similar ratio
Find third proportional to 297,268.50 and 653,586
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.