Home / 517,212-798,822

Finding the Third Proportional to 517,212 and 798,822

Calculator

Solution

The third proportional to 517,212 and 798,822 is: 1,233,762.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,212 : 798,822 = 798,822 : x
  2. Step 2: Convert to fraction form
    517,212/798,822 = 798,822/x
  3. Step 3: Cross multiply
    517,212x = 798,822 × 798,822
  4. Step 4: Simplify right side
    517,212x = 638,116,587,684
  5. Step 5: Solve for x
    x = 638,116,587,684/517,212
  6. Step 6: Final answer
    x = 1,233,762.15

Related Problems

Find third proportional to 258,606 and 399,411
Half scale
Find third proportional to 1,034,424 and 1,597,644
Double scale
Find third proportional to 517,214 and 798,825
Similar ratio
Find third proportional to 775,818 and 1,198,233
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.