Home / 189,602-285,606

Finding the Third Proportional to 189,602 and 285,606

Calculator

Solution

The third proportional to 189,602 and 285,606 is: 430,221.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,602 : 285,606 = 285,606 : x
  2. Step 2: Convert to fraction form
    189,602/285,606 = 285,606/x
  3. Step 3: Cross multiply
    189,602x = 285,606 × 285,606
  4. Step 4: Simplify right side
    189,602x = 81,570,787,236
  5. Step 5: Solve for x
    x = 81,570,787,236/189,602
  6. Step 6: Final answer
    x = 430,221.13

Related Problems

Find third proportional to 94,801 and 142,803
Half scale
Find third proportional to 379,204 and 571,212
Double scale
Find third proportional to 189,604 and 285,609
Similar ratio
Find third proportional to 284,403 and 428,409
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.