Home / 155,976-247,938

Finding the Third Proportional to 155,976 and 247,938

Calculator

Solution

The third proportional to 155,976 and 247,938 is: 394,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,976 : 247,938 = 247,938 : x
  2. Step 2: Convert to fraction form
    155,976/247,938 = 247,938/x
  3. Step 3: Cross multiply
    155,976x = 247,938 × 247,938
  4. Step 4: Simplify right side
    155,976x = 61,473,251,844
  5. Step 5: Solve for x
    x = 61,473,251,844/155,976
  6. Step 6: Final answer
    x = 394,119.94

Related Problems

Find third proportional to 77,988 and 123,969
Half scale
Find third proportional to 311,952 and 495,876
Double scale
Find third proportional to 155,978 and 247,941
Similar ratio
Find third proportional to 233,964 and 371,907
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.