Home / 178,481-388,066

Finding the Third Proportional to 178,481 and 388,066

Calculator

Solution

The third proportional to 178,481 and 388,066 is: 843,760.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,481 : 388,066 = 388,066 : x
  2. Step 2: Convert to fraction form
    178,481/388,066 = 388,066/x
  3. Step 3: Cross multiply
    178,481x = 388,066 × 388,066
  4. Step 4: Simplify right side
    178,481x = 150,595,220,356
  5. Step 5: Solve for x
    x = 150,595,220,356/178,481
  6. Step 6: Final answer
    x = 843,760.51

Related Problems

Find third proportional to 89,240.50 and 194,033
Half scale
Find third proportional to 356,962 and 776,132
Double scale
Find third proportional to 178,483 and 388,070
Similar ratio
Find third proportional to 267,721.50 and 582,099
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.