Home / 140,662-299,775

Finding the Third Proportional to 140,662 and 299,775

Calculator

Solution

The third proportional to 140,662 and 299,775 is: 638,872.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,662 : 299,775 = 299,775 : x
  2. Step 2: Convert to fraction form
    140,662/299,775 = 299,775/x
  3. Step 3: Cross multiply
    140,662x = 299,775 × 299,775
  4. Step 4: Simplify right side
    140,662x = 89,865,050,625
  5. Step 5: Solve for x
    x = 89,865,050,625/140,662
  6. Step 6: Final answer
    x = 638,872.27

Related Problems

Find third proportional to 70,331 and 149,887.50
Half scale
Find third proportional to 281,324 and 599,550
Double scale
Find third proportional to 140,664 and 299,779
Similar ratio
Find third proportional to 210,993 and 449,662.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.