Home / 119,899-262,640

Finding the Third Proportional to 119,899 and 262,640

Calculator

Solution

The third proportional to 119,899 and 262,640 is: 575,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,899 : 262,640 = 262,640 : x
  2. Step 2: Convert to fraction form
    119,899/262,640 = 262,640/x
  3. Step 3: Cross multiply
    119,899x = 262,640 × 262,640
  4. Step 4: Simplify right side
    119,899x = 68,979,769,600
  5. Step 5: Solve for x
    x = 68,979,769,600/119,899
  6. Step 6: Final answer
    x = 575,315.64

Related Problems

Find third proportional to 59,949.50 and 131,320
Half scale
Find third proportional to 239,798 and 525,280
Double scale
Find third proportional to 119,901 and 262,644
Similar ratio
Find third proportional to 179,848.50 and 393,960
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.