Home / 213,000-454,480

Finding the Third Proportional to 213,000 and 454,480

Calculator

Solution

The third proportional to 213,000 and 454,480 is: 969,728.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,000 : 454,480 = 454,480 : x
  2. Step 2: Convert to fraction form
    213,000/454,480 = 454,480/x
  3. Step 3: Cross multiply
    213,000x = 454,480 × 454,480
  4. Step 4: Simplify right side
    213,000x = 206,552,070,400
  5. Step 5: Solve for x
    x = 206,552,070,400/213,000
  6. Step 6: Final answer
    x = 969,728.03

Related Problems

Find third proportional to 106,500 and 227,240
Half scale
Find third proportional to 426,000 and 908,960
Double scale
Find third proportional to 213,002 and 454,484
Similar ratio
Find third proportional to 319,500 and 681,720
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.