Home / 199,303-429,912

Finding the Third Proportional to 199,303 and 429,912

Calculator

Solution

The third proportional to 199,303 and 429,912 is: 927,353.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,303 : 429,912 = 429,912 : x
  2. Step 2: Convert to fraction form
    199,303/429,912 = 429,912/x
  3. Step 3: Cross multiply
    199,303x = 429,912 × 429,912
  4. Step 4: Simplify right side
    199,303x = 184,824,327,744
  5. Step 5: Solve for x
    x = 184,824,327,744/199,303
  6. Step 6: Final answer
    x = 927,353.47

Related Problems

Find third proportional to 99,651.50 and 214,956
Half scale
Find third proportional to 398,606 and 859,824
Double scale
Find third proportional to 199,305 and 429,916
Similar ratio
Find third proportional to 298,954.50 and 644,868
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.