Home / 170,090-372,430

Finding the Third Proportional to 170,090 and 372,430

Calculator

Solution

The third proportional to 170,090 and 372,430 is: 815,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,090 : 372,430 = 372,430 : x
  2. Step 2: Convert to fraction form
    170,090/372,430 = 372,430/x
  3. Step 3: Cross multiply
    170,090x = 372,430 × 372,430
  4. Step 4: Simplify right side
    170,090x = 138,704,104,900
  5. Step 5: Solve for x
    x = 138,704,104,900/170,090
  6. Step 6: Final answer
    x = 815,474.78

Related Problems

Find third proportional to 85,045 and 186,215
Half scale
Find third proportional to 340,180 and 744,860
Double scale
Find third proportional to 170,092 and 372,434
Similar ratio
Find third proportional to 255,135 and 558,645
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.