Home / 200,749-445,784

Finding the Third Proportional to 200,749 and 445,784

Calculator

Solution

The third proportional to 200,749 and 445,784 is: 989,909.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,749 : 445,784 = 445,784 : x
  2. Step 2: Convert to fraction form
    200,749/445,784 = 445,784/x
  3. Step 3: Cross multiply
    200,749x = 445,784 × 445,784
  4. Step 4: Simplify right side
    200,749x = 198,723,374,656
  5. Step 5: Solve for x
    x = 198,723,374,656/200,749
  6. Step 6: Final answer
    x = 989,909.66

Related Problems

Find third proportional to 100,374.50 and 222,892
Half scale
Find third proportional to 401,498 and 891,568
Double scale
Find third proportional to 200,751 and 445,788
Similar ratio
Find third proportional to 301,123.50 and 668,676
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.