Home / 247,620-372,021

Finding the Third Proportional to 247,620 and 372,021

Calculator

Solution

The third proportional to 247,620 and 372,021 is: 558,919.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,620 : 372,021 = 372,021 : x
  2. Step 2: Convert to fraction form
    247,620/372,021 = 372,021/x
  3. Step 3: Cross multiply
    247,620x = 372,021 × 372,021
  4. Step 4: Simplify right side
    247,620x = 138,399,624,441
  5. Step 5: Solve for x
    x = 138,399,624,441/247,620
  6. Step 6: Final answer
    x = 558,919.41

Related Problems

Find third proportional to 123,810 and 186,010.50
Half scale
Find third proportional to 495,240 and 744,042
Double scale
Find third proportional to 247,622 and 372,024
Similar ratio
Find third proportional to 371,430 and 558,031.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.