Home / 192,134-418,720

Finding the Third Proportional to 192,134 and 418,720

Calculator

Solution

The third proportional to 192,134 and 418,720 is: 912,521.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,134 : 418,720 = 418,720 : x
  2. Step 2: Convert to fraction form
    192,134/418,720 = 418,720/x
  3. Step 3: Cross multiply
    192,134x = 418,720 × 418,720
  4. Step 4: Simplify right side
    192,134x = 175,326,438,400
  5. Step 5: Solve for x
    x = 175,326,438,400/192,134
  6. Step 6: Final answer
    x = 912,521.67

Related Problems

Find third proportional to 96,067 and 209,360
Half scale
Find third proportional to 384,268 and 837,440
Double scale
Find third proportional to 192,136 and 418,724
Similar ratio
Find third proportional to 288,201 and 628,080
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.