Home / 207,550-311,329

Finding the Third Proportional to 207,550 and 311,329

Calculator

Solution

The third proportional to 207,550 and 311,329 is: 466,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,550 : 311,329 = 311,329 : x
  2. Step 2: Convert to fraction form
    207,550/311,329 = 311,329/x
  3. Step 3: Cross multiply
    207,550x = 311,329 × 311,329
  4. Step 4: Simplify right side
    207,550x = 96,925,746,241
  5. Step 5: Solve for x
    x = 96,925,746,241/207,550
  6. Step 6: Final answer
    x = 466,999.50

Related Problems

Find third proportional to 103,775 and 155,664.50
Half scale
Find third proportional to 415,100 and 622,658
Double scale
Find third proportional to 207,552 and 311,332
Similar ratio
Find third proportional to 311,325 and 466,993.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.