Home / 199,440-436,424

Finding the Third Proportional to 199,440 and 436,424

Calculator

Solution

The third proportional to 199,440 and 436,424 is: 955,003.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,440 : 436,424 = 436,424 : x
  2. Step 2: Convert to fraction form
    199,440/436,424 = 436,424/x
  3. Step 3: Cross multiply
    199,440x = 436,424 × 436,424
  4. Step 4: Simplify right side
    199,440x = 190,465,907,776
  5. Step 5: Solve for x
    x = 190,465,907,776/199,440
  6. Step 6: Final answer
    x = 955,003.55

Related Problems

Find third proportional to 99,720 and 218,212
Half scale
Find third proportional to 398,880 and 872,848
Double scale
Find third proportional to 199,442 and 436,428
Similar ratio
Find third proportional to 299,160 and 654,636
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.