Home / 170,427-357,984

Finding the Third Proportional to 170,427 and 357,984

Calculator

Solution

The third proportional to 170,427 and 357,984 is: 751,949.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,427 : 357,984 = 357,984 : x
  2. Step 2: Convert to fraction form
    170,427/357,984 = 357,984/x
  3. Step 3: Cross multiply
    170,427x = 357,984 × 357,984
  4. Step 4: Simplify right side
    170,427x = 128,152,544,256
  5. Step 5: Solve for x
    x = 128,152,544,256/170,427
  6. Step 6: Final answer
    x = 751,949.77

Related Problems

Find third proportional to 85,213.50 and 178,992
Half scale
Find third proportional to 340,854 and 715,968
Double scale
Find third proportional to 170,429 and 357,988
Similar ratio
Find third proportional to 255,640.50 and 536,976
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.