Home / 159,684-347,718

Finding the Third Proportional to 159,684 and 347,718

Calculator

Solution

The third proportional to 159,684 and 347,718 is: 757,169.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,684 : 347,718 = 347,718 : x
  2. Step 2: Convert to fraction form
    159,684/347,718 = 347,718/x
  3. Step 3: Cross multiply
    159,684x = 347,718 × 347,718
  4. Step 4: Simplify right side
    159,684x = 120,907,807,524
  5. Step 5: Solve for x
    x = 120,907,807,524/159,684
  6. Step 6: Final answer
    x = 757,169.21

Related Problems

Find third proportional to 79,842 and 173,859
Half scale
Find third proportional to 319,368 and 695,436
Double scale
Find third proportional to 159,686 and 347,722
Similar ratio
Find third proportional to 239,526 and 521,577
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.