Home / 182,698-398,597

Finding the Third Proportional to 182,698 and 398,597

Calculator

Solution

The third proportional to 182,698 and 398,597 is: 869,629.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,698 : 398,597 = 398,597 : x
  2. Step 2: Convert to fraction form
    182,698/398,597 = 398,597/x
  3. Step 3: Cross multiply
    182,698x = 398,597 × 398,597
  4. Step 4: Simplify right side
    182,698x = 158,879,568,409
  5. Step 5: Solve for x
    x = 158,879,568,409/182,698
  6. Step 6: Final answer
    x = 869,629.49

Related Problems

Find third proportional to 91,349 and 199,298.50
Half scale
Find third proportional to 365,396 and 797,194
Double scale
Find third proportional to 182,700 and 398,601
Similar ratio
Find third proportional to 274,047 and 597,895.50
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.