Home / 365,622-815,264

Finding the Third Proportional to 365,622 and 815,264

Calculator

Solution

The third proportional to 365,622 and 815,264 is: 1,817,875.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,622 : 815,264 = 815,264 : x
  2. Step 2: Convert to fraction form
    365,622/815,264 = 815,264/x
  3. Step 3: Cross multiply
    365,622x = 815,264 × 815,264
  4. Step 4: Simplify right side
    365,622x = 664,655,389,696
  5. Step 5: Solve for x
    x = 664,655,389,696/365,622
  6. Step 6: Final answer
    x = 1,817,875.81

Related Problems

Find third proportional to 182,811 and 407,632
Half scale
Find third proportional to 731,244 and 1,630,528
Double scale
Find third proportional to 365,624 and 815,268
Similar ratio
Find third proportional to 548,433 and 1,222,896
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.