Home / 200,803.50-418,254

Finding the Third Proportional to 200,803.50 and 418,254

Calculator

Solution

The third proportional to 200,803.50 and 418,254 is: 871,182.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,803.50 : 418,254 = 418,254 : x
  2. Step 2: Convert to fraction form
    200,803.50/418,254 = 418,254/x
  3. Step 3: Cross multiply
    200,803.50x = 418,254 × 418,254
  4. Step 4: Simplify right side
    200,803.50x = 174,936,408,516
  5. Step 5: Solve for x
    x = 174,936,408,516/200,803.50
  6. Step 6: Final answer
    x = 871,182.07

Related Problems

Find third proportional to 100,401.75 and 209,127
Half scale
Find third proportional to 401,607 and 836,508
Double scale
Find third proportional to 200,806 and 418,258
Similar ratio
Find third proportional to 301,205.25 and 627,381
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.