Home / 396,008-525,112

Finding the Third Proportional to 396,008 and 525,112

Calculator

Solution

The third proportional to 396,008 and 525,112 is: 696,305.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,008 : 525,112 = 525,112 : x
  2. Step 2: Convert to fraction form
    396,008/525,112 = 525,112/x
  3. Step 3: Cross multiply
    396,008x = 525,112 × 525,112
  4. Step 4: Simplify right side
    396,008x = 275,742,612,544
  5. Step 5: Solve for x
    x = 275,742,612,544/396,008
  6. Step 6: Final answer
    x = 696,305.66

Related Problems

Find third proportional to 198,004 and 262,556
Half scale
Find third proportional to 792,016 and 1,050,224
Double scale
Find third proportional to 396,010 and 525,115
Similar ratio
Find third proportional to 594,012 and 787,668
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.