Home / 201,690-440,316

Finding the Third Proportional to 201,690 and 440,316

Calculator

Solution

The third proportional to 201,690 and 440,316 is: 961,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,690 : 440,316 = 440,316 : x
  2. Step 2: Convert to fraction form
    201,690/440,316 = 440,316/x
  3. Step 3: Cross multiply
    201,690x = 440,316 × 440,316
  4. Step 4: Simplify right side
    201,690x = 193,878,179,856
  5. Step 5: Solve for x
    x = 193,878,179,856/201,690
  6. Step 6: Final answer
    x = 961,268.18

Related Problems

Find third proportional to 100,845 and 220,158
Half scale
Find third proportional to 403,380 and 880,632
Double scale
Find third proportional to 201,692 and 440,320
Similar ratio
Find third proportional to 302,535 and 660,474
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.