Home / 408,675-560,999

Finding the Third Proportional to 408,675 and 560,999

Calculator

Solution

The third proportional to 408,675 and 560,999 is: 770,098.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,675 : 560,999 = 560,999 : x
  2. Step 2: Convert to fraction form
    408,675/560,999 = 560,999/x
  3. Step 3: Cross multiply
    408,675x = 560,999 × 560,999
  4. Step 4: Simplify right side
    408,675x = 314,719,878,001
  5. Step 5: Solve for x
    x = 314,719,878,001/408,675
  6. Step 6: Final answer
    x = 770,098.19

Related Problems

Find third proportional to 204,337.50 and 280,499.50
Half scale
Find third proportional to 817,350 and 1,121,998
Double scale
Find third proportional to 408,677 and 561,002
Similar ratio
Find third proportional to 613,012.50 and 841,498.50
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.