Home / 172,946-262,963

Finding the Third Proportional to 172,946 and 262,963

Calculator

Solution

The third proportional to 172,946 and 262,963 is: 399,833.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,946 : 262,963 = 262,963 : x
  2. Step 2: Convert to fraction form
    172,946/262,963 = 262,963/x
  3. Step 3: Cross multiply
    172,946x = 262,963 × 262,963
  4. Step 4: Simplify right side
    172,946x = 69,149,539,369
  5. Step 5: Solve for x
    x = 69,149,539,369/172,946
  6. Step 6: Final answer
    x = 399,833.12

Related Problems

Find third proportional to 86,473 and 131,481.50
Half scale
Find third proportional to 345,892 and 525,926
Double scale
Find third proportional to 172,948 and 262,966
Similar ratio
Find third proportional to 259,419 and 394,444.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.