Home / 501,170-777,219

Finding the Third Proportional to 501,170 and 777,219

Calculator

Solution

The third proportional to 501,170 and 777,219 is: 1,205,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,170 : 777,219 = 777,219 : x
  2. Step 2: Convert to fraction form
    501,170/777,219 = 777,219/x
  3. Step 3: Cross multiply
    501,170x = 777,219 × 777,219
  4. Step 4: Simplify right side
    501,170x = 604,069,373,961
  5. Step 5: Solve for x
    x = 604,069,373,961/501,170
  6. Step 6: Final answer
    x = 1,205,318.30

Related Problems

Find third proportional to 250,585 and 388,609.50
Half scale
Find third proportional to 1,002,340 and 1,554,438
Double scale
Find third proportional to 501,172 and 777,222
Similar ratio
Find third proportional to 751,755 and 1,165,828.50
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.