Home / 171,432-351,216

Finding the Third Proportional to 171,432 and 351,216

Calculator

Solution

The third proportional to 171,432 and 351,216 is: 719,542.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,432 : 351,216 = 351,216 : x
  2. Step 2: Convert to fraction form
    171,432/351,216 = 351,216/x
  3. Step 3: Cross multiply
    171,432x = 351,216 × 351,216
  4. Step 4: Simplify right side
    171,432x = 123,352,678,656
  5. Step 5: Solve for x
    x = 123,352,678,656/171,432
  6. Step 6: Final answer
    x = 719,542.90

Related Problems

Find third proportional to 85,716 and 175,608
Half scale
Find third proportional to 342,864 and 702,432
Double scale
Find third proportional to 171,434 and 351,220
Similar ratio
Find third proportional to 257,148 and 526,824
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.