Home / 201,288-434,103

Finding the Third Proportional to 201,288 and 434,103

Calculator

Solution

The third proportional to 201,288 and 434,103 is: 936,197.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,288 : 434,103 = 434,103 : x
  2. Step 2: Convert to fraction form
    201,288/434,103 = 434,103/x
  3. Step 3: Cross multiply
    201,288x = 434,103 × 434,103
  4. Step 4: Simplify right side
    201,288x = 188,445,414,609
  5. Step 5: Solve for x
    x = 188,445,414,609/201,288
  6. Step 6: Final answer
    x = 936,197.96

Related Problems

Find third proportional to 100,644 and 217,051.50
Half scale
Find third proportional to 402,576 and 868,206
Double scale
Find third proportional to 201,290 and 434,107
Similar ratio
Find third proportional to 301,932 and 651,154.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.