Home / 199,654-436,820

Finding the Third Proportional to 199,654 and 436,820

Calculator

Solution

The third proportional to 199,654 and 436,820 is: 955,711.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,654 : 436,820 = 436,820 : x
  2. Step 2: Convert to fraction form
    199,654/436,820 = 436,820/x
  3. Step 3: Cross multiply
    199,654x = 436,820 × 436,820
  4. Step 4: Simplify right side
    199,654x = 190,811,712,400
  5. Step 5: Solve for x
    x = 190,811,712,400/199,654
  6. Step 6: Final answer
    x = 955,711.94

Related Problems

Find third proportional to 99,827 and 218,410
Half scale
Find third proportional to 399,308 and 873,640
Double scale
Find third proportional to 199,656 and 436,824
Similar ratio
Find third proportional to 299,481 and 655,230
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.