Home / 168,990-316,690

Finding the Third Proportional to 168,990 and 316,690

Calculator

Solution

The third proportional to 168,990 and 316,690 is: 593,482.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,990 : 316,690 = 316,690 : x
  2. Step 2: Convert to fraction form
    168,990/316,690 = 316,690/x
  3. Step 3: Cross multiply
    168,990x = 316,690 × 316,690
  4. Step 4: Simplify right side
    168,990x = 100,292,556,100
  5. Step 5: Solve for x
    x = 100,292,556,100/168,990
  6. Step 6: Final answer
    x = 593,482.19

Related Problems

Find third proportional to 84,495 and 158,345
Half scale
Find third proportional to 337,980 and 633,380
Double scale
Find third proportional to 168,992 and 316,694
Similar ratio
Find third proportional to 253,485 and 475,035
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.87) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.