Home / 199,512-306,648

Finding the Third Proportional to 199,512 and 306,648

Calculator

Solution

The third proportional to 199,512 and 306,648 is: 471,314.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,512 : 306,648 = 306,648 : x
  2. Step 2: Convert to fraction form
    199,512/306,648 = 306,648/x
  3. Step 3: Cross multiply
    199,512x = 306,648 × 306,648
  4. Step 4: Simplify right side
    199,512x = 94,032,995,904
  5. Step 5: Solve for x
    x = 94,032,995,904/199,512
  6. Step 6: Final answer
    x = 471,314.99

Related Problems

Find third proportional to 99,756 and 153,324
Half scale
Find third proportional to 399,024 and 613,296
Double scale
Find third proportional to 199,514 and 306,651
Similar ratio
Find third proportional to 299,268 and 459,972
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.