Home / 121,824-254,664

Finding the Third Proportional to 121,824 and 254,664

Calculator

Solution

The third proportional to 121,824 and 254,664 is: 532,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,824 : 254,664 = 254,664 : x
  2. Step 2: Convert to fraction form
    121,824/254,664 = 254,664/x
  3. Step 3: Cross multiply
    121,824x = 254,664 × 254,664
  4. Step 4: Simplify right side
    121,824x = 64,853,752,896
  5. Step 5: Solve for x
    x = 64,853,752,896/121,824
  6. Step 6: Final answer
    x = 532,356.13

Related Problems

Find third proportional to 60,912 and 127,332
Half scale
Find third proportional to 243,648 and 509,328
Double scale
Find third proportional to 121,826 and 254,668
Similar ratio
Find third proportional to 182,736 and 381,996
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.