Home / 198,628-302,531

Finding the Third Proportional to 198,628 and 302,531

Calculator

Solution

The third proportional to 198,628 and 302,531 is: 460,786.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,628 : 302,531 = 302,531 : x
  2. Step 2: Convert to fraction form
    198,628/302,531 = 302,531/x
  3. Step 3: Cross multiply
    198,628x = 302,531 × 302,531
  4. Step 4: Simplify right side
    198,628x = 91,525,005,961
  5. Step 5: Solve for x
    x = 91,525,005,961/198,628
  6. Step 6: Final answer
    x = 460,786.02

Related Problems

Find third proportional to 99,314 and 151,265.50
Half scale
Find third proportional to 397,256 and 605,062
Double scale
Find third proportional to 198,630 and 302,534
Similar ratio
Find third proportional to 297,942 and 453,796.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.