Home / 98,930-213,412

Finding the Third Proportional to 98,930 and 213,412

Calculator

Solution

The third proportional to 98,930 and 213,412 is: 460,372.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,930 : 213,412 = 213,412 : x
  2. Step 2: Convert to fraction form
    98,930/213,412 = 213,412/x
  3. Step 3: Cross multiply
    98,930x = 213,412 × 213,412
  4. Step 4: Simplify right side
    98,930x = 45,544,681,744
  5. Step 5: Solve for x
    x = 45,544,681,744/98,930
  6. Step 6: Final answer
    x = 460,372.81

Related Problems

Find third proportional to 49,465 and 106,706
Half scale
Find third proportional to 197,860 and 426,824
Double scale
Find third proportional to 98,932 and 213,416
Similar ratio
Find third proportional to 148,395 and 320,118
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.