Home / 512,602-776,556

Finding the Third Proportional to 512,602 and 776,556

Calculator

Solution

The third proportional to 512,602 and 776,556 is: 1,176,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,602 : 776,556 = 776,556 : x
  2. Step 2: Convert to fraction form
    512,602/776,556 = 776,556/x
  3. Step 3: Cross multiply
    512,602x = 776,556 × 776,556
  4. Step 4: Simplify right side
    512,602x = 603,039,221,136
  5. Step 5: Solve for x
    x = 603,039,221,136/512,602
  6. Step 6: Final answer
    x = 1,176,427.76

Related Problems

Find third proportional to 256,301 and 388,278
Half scale
Find third proportional to 1,025,204 and 1,553,112
Double scale
Find third proportional to 512,604 and 776,559
Similar ratio
Find third proportional to 768,903 and 1,164,834
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.