Home / 179,982-268,515

Finding the Third Proportional to 179,982 and 268,515

Calculator

Solution

The third proportional to 179,982 and 268,515 is: 400,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,982 : 268,515 = 268,515 : x
  2. Step 2: Convert to fraction form
    179,982/268,515 = 268,515/x
  3. Step 3: Cross multiply
    179,982x = 268,515 × 268,515
  4. Step 4: Simplify right side
    179,982x = 72,100,305,225
  5. Step 5: Solve for x
    x = 72,100,305,225/179,982
  6. Step 6: Final answer
    x = 400,597.31

Related Problems

Find third proportional to 89,991 and 134,257.50
Half scale
Find third proportional to 359,964 and 537,030
Double scale
Find third proportional to 179,984 and 268,518
Similar ratio
Find third proportional to 269,973 and 402,772.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.