Home / 202,390-435,392

Finding the Third Proportional to 202,390 and 435,392

Calculator

Solution

The third proportional to 202,390 and 435,392 is: 936,638.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,390 : 435,392 = 435,392 : x
  2. Step 2: Convert to fraction form
    202,390/435,392 = 435,392/x
  3. Step 3: Cross multiply
    202,390x = 435,392 × 435,392
  4. Step 4: Simplify right side
    202,390x = 189,566,193,664
  5. Step 5: Solve for x
    x = 189,566,193,664/202,390
  6. Step 6: Final answer
    x = 936,638.14

Related Problems

Find third proportional to 101,195 and 217,696
Half scale
Find third proportional to 404,780 and 870,784
Double scale
Find third proportional to 202,392 and 435,396
Similar ratio
Find third proportional to 303,585 and 653,088
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.