Home / 203,706-299,318

Finding the Third Proportional to 203,706 and 299,318

Calculator

Solution

The third proportional to 203,706 and 299,318 is: 439,806.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,706 : 299,318 = 299,318 : x
  2. Step 2: Convert to fraction form
    203,706/299,318 = 299,318/x
  3. Step 3: Cross multiply
    203,706x = 299,318 × 299,318
  4. Step 4: Simplify right side
    203,706x = 89,591,265,124
  5. Step 5: Solve for x
    x = 89,591,265,124/203,706
  6. Step 6: Final answer
    x = 439,806.71

Related Problems

Find third proportional to 101,853 and 149,659
Half scale
Find third proportional to 407,412 and 598,636
Double scale
Find third proportional to 203,708 and 299,321
Similar ratio
Find third proportional to 305,559 and 448,977
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.