Home / 354,544-777,970

Finding the Third Proportional to 354,544 and 777,970

Calculator

Solution

The third proportional to 354,544 and 777,970 is: 1,707,086.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,544 : 777,970 = 777,970 : x
  2. Step 2: Convert to fraction form
    354,544/777,970 = 777,970/x
  3. Step 3: Cross multiply
    354,544x = 777,970 × 777,970
  4. Step 4: Simplify right side
    354,544x = 605,237,320,900
  5. Step 5: Solve for x
    x = 605,237,320,900/354,544
  6. Step 6: Final answer
    x = 1,707,086.63

Related Problems

Find third proportional to 177,272 and 388,985
Half scale
Find third proportional to 709,088 and 1,555,940
Double scale
Find third proportional to 354,546 and 777,974
Similar ratio
Find third proportional to 531,816 and 1,166,955
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.