Home / 345,963-752,478

Finding the Third Proportional to 345,963 and 752,478

Calculator

Solution

The third proportional to 345,963 and 752,478 is: 1,636,658.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,963 : 752,478 = 752,478 : x
  2. Step 2: Convert to fraction form
    345,963/752,478 = 752,478/x
  3. Step 3: Cross multiply
    345,963x = 752,478 × 752,478
  4. Step 4: Simplify right side
    345,963x = 566,223,140,484
  5. Step 5: Solve for x
    x = 566,223,140,484/345,963
  6. Step 6: Final answer
    x = 1,636,658.08

Related Problems

Find third proportional to 172,981.50 and 376,239
Half scale
Find third proportional to 691,926 and 1,504,956
Double scale
Find third proportional to 345,965 and 752,482
Similar ratio
Find third proportional to 518,944.50 and 1,128,717
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.