Home / 177,266-388,974

Finding the Third Proportional to 177,266 and 388,974

Calculator

Solution

The third proportional to 177,266 and 388,974 is: 853,523.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,266 : 388,974 = 388,974 : x
  2. Step 2: Convert to fraction form
    177,266/388,974 = 388,974/x
  3. Step 3: Cross multiply
    177,266x = 388,974 × 388,974
  4. Step 4: Simplify right side
    177,266x = 151,300,772,676
  5. Step 5: Solve for x
    x = 151,300,772,676/177,266
  6. Step 6: Final answer
    x = 853,523.93

Related Problems

Find third proportional to 88,633 and 194,487
Half scale
Find third proportional to 354,532 and 777,948
Double scale
Find third proportional to 177,268 and 388,978
Similar ratio
Find third proportional to 265,899 and 583,461
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.