Home / 119,340-259,984

Finding the Third Proportional to 119,340 and 259,984

Calculator

Solution

The third proportional to 119,340 and 259,984 is: 566,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,340 : 259,984 = 259,984 : x
  2. Step 2: Convert to fraction form
    119,340/259,984 = 259,984/x
  3. Step 3: Cross multiply
    119,340x = 259,984 × 259,984
  4. Step 4: Simplify right side
    119,340x = 67,591,680,256
  5. Step 5: Solve for x
    x = 67,591,680,256/119,340
  6. Step 6: Final answer
    x = 566,379.09

Related Problems

Find third proportional to 59,670 and 129,992
Half scale
Find third proportional to 238,680 and 519,968
Double scale
Find third proportional to 119,342 and 259,988
Similar ratio
Find third proportional to 179,010 and 389,976
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.