Home / 245,799-336,390

Finding the Third Proportional to 245,799 and 336,390

Calculator

Solution

The third proportional to 245,799 and 336,390 is: 460,368.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,799 : 336,390 = 336,390 : x
  2. Step 2: Convert to fraction form
    245,799/336,390 = 336,390/x
  3. Step 3: Cross multiply
    245,799x = 336,390 × 336,390
  4. Step 4: Simplify right side
    245,799x = 113,158,232,100
  5. Step 5: Solve for x
    x = 113,158,232,100/245,799
  6. Step 6: Final answer
    x = 460,368.97

Related Problems

Find third proportional to 122,899.50 and 168,195
Half scale
Find third proportional to 491,598 and 672,780
Double scale
Find third proportional to 245,801 and 336,393
Similar ratio
Find third proportional to 368,698.50 and 504,585
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.