Home / 168,319-368,831

Finding the Third Proportional to 168,319 and 368,831

Calculator

Solution

The third proportional to 168,319 and 368,831 is: 808,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,319 : 368,831 = 368,831 : x
  2. Step 2: Convert to fraction form
    168,319/368,831 = 368,831/x
  3. Step 3: Cross multiply
    168,319x = 368,831 × 368,831
  4. Step 4: Simplify right side
    168,319x = 136,036,306,561
  5. Step 5: Solve for x
    x = 136,036,306,561/168,319
  6. Step 6: Final answer
    x = 808,205.29

Related Problems

Find third proportional to 84,159.50 and 184,415.50
Half scale
Find third proportional to 336,638 and 737,662
Double scale
Find third proportional to 168,321 and 368,835
Similar ratio
Find third proportional to 252,478.50 and 553,246.50
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.