Home / 171,384-351,120

Finding the Third Proportional to 171,384 and 351,120

Calculator

Solution

The third proportional to 171,384 and 351,120 is: 719,351.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,384 : 351,120 = 351,120 : x
  2. Step 2: Convert to fraction form
    171,384/351,120 = 351,120/x
  3. Step 3: Cross multiply
    171,384x = 351,120 × 351,120
  4. Step 4: Simplify right side
    171,384x = 123,285,254,400
  5. Step 5: Solve for x
    x = 123,285,254,400/171,384
  6. Step 6: Final answer
    x = 719,351.02

Related Problems

Find third proportional to 85,692 and 175,560
Half scale
Find third proportional to 342,768 and 702,240
Double scale
Find third proportional to 171,386 and 351,124
Similar ratio
Find third proportional to 257,076 and 526,680
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.