Home / 203,610-434,268

Finding the Third Proportional to 203,610 and 434,268

Calculator

Solution

The third proportional to 203,610 and 434,268 is: 926,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,610 : 434,268 = 434,268 : x
  2. Step 2: Convert to fraction form
    203,610/434,268 = 434,268/x
  3. Step 3: Cross multiply
    203,610x = 434,268 × 434,268
  4. Step 4: Simplify right side
    203,610x = 188,588,695,824
  5. Step 5: Solve for x
    x = 188,588,695,824/203,610
  6. Step 6: Final answer
    x = 926,225.12

Related Problems

Find third proportional to 101,805 and 217,134
Half scale
Find third proportional to 407,220 and 868,536
Double scale
Find third proportional to 203,612 and 434,272
Similar ratio
Find third proportional to 305,415 and 651,402
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.