Home / 203,643-299,364.75

Finding the Third Proportional to 203,643 and 299,364.75

Calculator

Solution

The third proportional to 203,643 and 299,364.75 is: 440,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,643 : 299,364.75 = 299,364.75 : x
  2. Step 2: Convert to fraction form
    203,643/299,364.75 = 299,364.75/x
  3. Step 3: Cross multiply
    203,643x = 299,364.75 × 299,364.75
  4. Step 4: Simplify right side
    203,643x = 89,619,253,542.56
  5. Step 5: Solve for x
    x = 89,619,253,542.56/203,643
  6. Step 6: Final answer
    x = 440,080.21

Related Problems

Find third proportional to 101,821.50 and 149,682.38
Half scale
Find third proportional to 407,286 and 598,729.50
Double scale
Find third proportional to 203,645 and 299,368
Similar ratio
Find third proportional to 305,464.50 and 449,047.13
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.