Home / 153,867-330,738

Finding the Third Proportional to 153,867 and 330,738

Calculator

Solution

The third proportional to 153,867 and 330,738 is: 710,923.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,867 : 330,738 = 330,738 : x
  2. Step 2: Convert to fraction form
    153,867/330,738 = 330,738/x
  3. Step 3: Cross multiply
    153,867x = 330,738 × 330,738
  4. Step 4: Simplify right side
    153,867x = 109,387,624,644
  5. Step 5: Solve for x
    x = 109,387,624,644/153,867
  6. Step 6: Final answer
    x = 710,923.23

Related Problems

Find third proportional to 76,933.50 and 165,369
Half scale
Find third proportional to 307,734 and 661,476
Double scale
Find third proportional to 153,869 and 330,742
Similar ratio
Find third proportional to 230,800.50 and 496,107
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.