Home / 200,923-272,878

Finding the Third Proportional to 200,923 and 272,878

Calculator

Solution

The third proportional to 200,923 and 272,878 is: 370,601.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,923 : 272,878 = 272,878 : x
  2. Step 2: Convert to fraction form
    200,923/272,878 = 272,878/x
  3. Step 3: Cross multiply
    200,923x = 272,878 × 272,878
  4. Step 4: Simplify right side
    200,923x = 74,462,402,884
  5. Step 5: Solve for x
    x = 74,462,402,884/200,923
  6. Step 6: Final answer
    x = 370,601.69

Related Problems

Find third proportional to 100,461.50 and 136,439
Half scale
Find third proportional to 401,846 and 545,756
Double scale
Find third proportional to 200,925 and 272,881
Similar ratio
Find third proportional to 301,384.50 and 409,317
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.