Home / 140,734-210,398

Finding the Third Proportional to 140,734 and 210,398

Calculator

Solution

The third proportional to 140,734 and 210,398 is: 314,546.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,734 : 210,398 = 210,398 : x
  2. Step 2: Convert to fraction form
    140,734/210,398 = 210,398/x
  3. Step 3: Cross multiply
    140,734x = 210,398 × 210,398
  4. Step 4: Simplify right side
    140,734x = 44,267,318,404
  5. Step 5: Solve for x
    x = 44,267,318,404/140,734
  6. Step 6: Final answer
    x = 314,546.01

Related Problems

Find third proportional to 70,367 and 105,199
Half scale
Find third proportional to 281,468 and 420,796
Double scale
Find third proportional to 140,736 and 210,401
Similar ratio
Find third proportional to 211,101 and 315,597
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.