Home / 188,480-403,108

Finding the Third Proportional to 188,480 and 403,108

Calculator

Solution

The third proportional to 188,480 and 403,108 is: 862,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,480 : 403,108 = 403,108 : x
  2. Step 2: Convert to fraction form
    188,480/403,108 = 403,108/x
  3. Step 3: Cross multiply
    188,480x = 403,108 × 403,108
  4. Step 4: Simplify right side
    188,480x = 162,496,059,664
  5. Step 5: Solve for x
    x = 162,496,059,664/188,480
  6. Step 6: Final answer
    x = 862,139.54

Related Problems

Find third proportional to 94,240 and 201,554
Half scale
Find third proportional to 376,960 and 806,216
Double scale
Find third proportional to 188,482 and 403,112
Similar ratio
Find third proportional to 282,720 and 604,662
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.