Home / 182,903-399,322

Finding the Third Proportional to 182,903 and 399,322

Calculator

Solution

The third proportional to 182,903 and 399,322 is: 871,817.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,903 : 399,322 = 399,322 : x
  2. Step 2: Convert to fraction form
    182,903/399,322 = 399,322/x
  3. Step 3: Cross multiply
    182,903x = 399,322 × 399,322
  4. Step 4: Simplify right side
    182,903x = 159,458,059,684
  5. Step 5: Solve for x
    x = 159,458,059,684/182,903
  6. Step 6: Final answer
    x = 871,817.63

Related Problems

Find third proportional to 91,451.50 and 199,661
Half scale
Find third proportional to 365,806 and 798,644
Double scale
Find third proportional to 182,905 and 399,326
Similar ratio
Find third proportional to 274,354.50 and 598,983
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.