Home / 99,748-218,264

Finding the Third Proportional to 99,748 and 218,264

Calculator

Solution

The third proportional to 99,748 and 218,264 is: 477,595.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,748 : 218,264 = 218,264 : x
  2. Step 2: Convert to fraction form
    99,748/218,264 = 218,264/x
  3. Step 3: Cross multiply
    99,748x = 218,264 × 218,264
  4. Step 4: Simplify right side
    99,748x = 47,639,173,696
  5. Step 5: Solve for x
    x = 47,639,173,696/99,748
  6. Step 6: Final answer
    x = 477,595.28

Related Problems

Find third proportional to 49,874 and 109,132
Half scale
Find third proportional to 199,496 and 436,528
Double scale
Find third proportional to 99,750 and 218,268
Similar ratio
Find third proportional to 149,622 and 327,396
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.