Home / 200,907-303,953

Finding the Third Proportional to 200,907 and 303,953

Calculator

Solution

The third proportional to 200,907 and 303,953 is: 459,851.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,907 : 303,953 = 303,953 : x
  2. Step 2: Convert to fraction form
    200,907/303,953 = 303,953/x
  3. Step 3: Cross multiply
    200,907x = 303,953 × 303,953
  4. Step 4: Simplify right side
    200,907x = 92,387,426,209
  5. Step 5: Solve for x
    x = 92,387,426,209/200,907
  6. Step 6: Final answer
    x = 459,851.70

Related Problems

Find third proportional to 100,453.50 and 151,976.50
Half scale
Find third proportional to 401,814 and 607,906
Double scale
Find third proportional to 200,909 and 303,956
Similar ratio
Find third proportional to 301,360.50 and 455,929.50
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.