Home / 200,922-303,421

Finding the Third Proportional to 200,922 and 303,421

Calculator

Solution

The third proportional to 200,922 and 303,421 is: 458,209.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,922 : 303,421 = 303,421 : x
  2. Step 2: Convert to fraction form
    200,922/303,421 = 303,421/x
  3. Step 3: Cross multiply
    200,922x = 303,421 × 303,421
  4. Step 4: Simplify right side
    200,922x = 92,064,303,241
  5. Step 5: Solve for x
    x = 92,064,303,241/200,922
  6. Step 6: Final answer
    x = 458,209.17

Related Problems

Find third proportional to 100,461 and 151,710.50
Half scale
Find third proportional to 401,844 and 606,842
Double scale
Find third proportional to 200,924 and 303,424
Similar ratio
Find third proportional to 301,383 and 455,131.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.