Home / 199,040-427,696

Finding the Third Proportional to 199,040 and 427,696

Calculator

Solution

The third proportional to 199,040 and 427,696 is: 919,030.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,040 : 427,696 = 427,696 : x
  2. Step 2: Convert to fraction form
    199,040/427,696 = 427,696/x
  3. Step 3: Cross multiply
    199,040x = 427,696 × 427,696
  4. Step 4: Simplify right side
    199,040x = 182,923,868,416
  5. Step 5: Solve for x
    x = 182,923,868,416/199,040
  6. Step 6: Final answer
    x = 919,030.69

Related Problems

Find third proportional to 99,520 and 213,848
Half scale
Find third proportional to 398,080 and 855,392
Double scale
Find third proportional to 199,042 and 427,700
Similar ratio
Find third proportional to 298,560 and 641,544
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.