Home / 137,087-330,249

Finding the Third Proportional to 137,087 and 330,249

Calculator

Solution

The third proportional to 137,087 and 330,249 is: 795,585.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,087 : 330,249 = 330,249 : x
  2. Step 2: Convert to fraction form
    137,087/330,249 = 330,249/x
  3. Step 3: Cross multiply
    137,087x = 330,249 × 330,249
  4. Step 4: Simplify right side
    137,087x = 109,064,402,001
  5. Step 5: Solve for x
    x = 109,064,402,001/137,087
  6. Step 6: Final answer
    x = 795,585.30

Related Problems

Find third proportional to 68,543.50 and 165,124.50
Half scale
Find third proportional to 274,174 and 660,498
Double scale
Find third proportional to 137,089 and 330,254
Similar ratio
Find third proportional to 205,630.50 and 495,373.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.