Home / 181,728-424,485

Finding the Third Proportional to 181,728 and 424,485

Calculator

Solution

The third proportional to 181,728 and 424,485 is: 991,523.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,728 : 424,485 = 424,485 : x
  2. Step 2: Convert to fraction form
    181,728/424,485 = 424,485/x
  3. Step 3: Cross multiply
    181,728x = 424,485 × 424,485
  4. Step 4: Simplify right side
    181,728x = 180,187,515,225
  5. Step 5: Solve for x
    x = 180,187,515,225/181,728
  6. Step 6: Final answer
    x = 991,523.13

Related Problems

Find third proportional to 90,864 and 212,242.50
Half scale
Find third proportional to 363,456 and 848,970
Double scale
Find third proportional to 181,730 and 424,490
Similar ratio
Find third proportional to 272,592 and 636,727.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.