Home / 515,644-796,800

Finding the Third Proportional to 515,644 and 796,800

Calculator

Solution

The third proportional to 515,644 and 796,800 is: 1,231,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,644 : 796,800 = 796,800 : x
  2. Step 2: Convert to fraction form
    515,644/796,800 = 796,800/x
  3. Step 3: Cross multiply
    515,644x = 796,800 × 796,800
  4. Step 4: Simplify right side
    515,644x = 634,890,240,000
  5. Step 5: Solve for x
    x = 634,890,240,000/515,644
  6. Step 6: Final answer
    x = 1,231,256.91

Related Problems

Find third proportional to 257,822 and 398,400
Half scale
Find third proportional to 1,031,288 and 1,593,600
Double scale
Find third proportional to 515,646 and 796,803
Similar ratio
Find third proportional to 773,466 and 1,195,200
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.