Home / 360,136-774,918

Finding the Third Proportional to 360,136 and 774,918

Calculator

Solution

The third proportional to 360,136 and 774,918 is: 1,667,419.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,136 : 774,918 = 774,918 : x
  2. Step 2: Convert to fraction form
    360,136/774,918 = 774,918/x
  3. Step 3: Cross multiply
    360,136x = 774,918 × 774,918
  4. Step 4: Simplify right side
    360,136x = 600,497,906,724
  5. Step 5: Solve for x
    x = 600,497,906,724/360,136
  6. Step 6: Final answer
    x = 1,667,419.83

Related Problems

Find third proportional to 180,068 and 387,459
Half scale
Find third proportional to 720,272 and 1,549,836
Double scale
Find third proportional to 360,138 and 774,922
Similar ratio
Find third proportional to 540,204 and 1,162,377
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.