Home / 181,218-384,360

Finding the Third Proportional to 181,218 and 384,360

Calculator

Solution

The third proportional to 181,218 and 384,360 is: 815,220.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,218 : 384,360 = 384,360 : x
  2. Step 2: Convert to fraction form
    181,218/384,360 = 384,360/x
  3. Step 3: Cross multiply
    181,218x = 384,360 × 384,360
  4. Step 4: Simplify right side
    181,218x = 147,732,609,600
  5. Step 5: Solve for x
    x = 147,732,609,600/181,218
  6. Step 6: Final answer
    x = 815,220.40

Related Problems

Find third proportional to 90,609 and 192,180
Half scale
Find third proportional to 362,436 and 768,720
Double scale
Find third proportional to 181,220 and 384,364
Similar ratio
Find third proportional to 271,827 and 576,540
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.