Home / 197,320-427,850

Finding the Third Proportional to 197,320 and 427,850

Calculator

Solution

The third proportional to 197,320 and 427,850 is: 927,709.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,320 : 427,850 = 427,850 : x
  2. Step 2: Convert to fraction form
    197,320/427,850 = 427,850/x
  3. Step 3: Cross multiply
    197,320x = 427,850 × 427,850
  4. Step 4: Simplify right side
    197,320x = 183,055,622,500
  5. Step 5: Solve for x
    x = 183,055,622,500/197,320
  6. Step 6: Final answer
    x = 927,709.42

Related Problems

Find third proportional to 98,660 and 213,925
Half scale
Find third proportional to 394,640 and 855,700
Double scale
Find third proportional to 197,322 and 427,854
Similar ratio
Find third proportional to 295,980 and 641,775
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.