Home / 349,770-513,173

Finding the Third Proportional to 349,770 and 513,173

Calculator

Solution

The third proportional to 349,770 and 513,173 is: 752,913.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,770 : 513,173 = 513,173 : x
  2. Step 2: Convert to fraction form
    349,770/513,173 = 513,173/x
  3. Step 3: Cross multiply
    349,770x = 513,173 × 513,173
  4. Step 4: Simplify right side
    349,770x = 263,346,527,929
  5. Step 5: Solve for x
    x = 263,346,527,929/349,770
  6. Step 6: Final answer
    x = 752,913.42

Related Problems

Find third proportional to 174,885 and 256,586.50
Half scale
Find third proportional to 699,540 and 1,026,346
Double scale
Find third proportional to 349,772 and 513,176
Similar ratio
Find third proportional to 524,655 and 769,759.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.