Home / 384,309-613,938

Finding the Third Proportional to 384,309 and 613,938

Calculator

Solution

The third proportional to 384,309 and 613,938 is: 980,772.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,309 : 613,938 = 613,938 : x
  2. Step 2: Convert to fraction form
    384,309/613,938 = 613,938/x
  3. Step 3: Cross multiply
    384,309x = 613,938 × 613,938
  4. Step 4: Simplify right side
    384,309x = 376,919,867,844
  5. Step 5: Solve for x
    x = 376,919,867,844/384,309
  6. Step 6: Final answer
    x = 980,772.94

Related Problems

Find third proportional to 192,154.50 and 306,969
Half scale
Find third proportional to 768,618 and 1,227,876
Double scale
Find third proportional to 384,311 and 613,941
Similar ratio
Find third proportional to 576,463.50 and 920,907
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.