Home / 317,666-493,923

Finding the Third Proportional to 317,666 and 493,923

Calculator

Solution

The third proportional to 317,666 and 493,923 is: 767,976.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,666 : 493,923 = 493,923 : x
  2. Step 2: Convert to fraction form
    317,666/493,923 = 493,923/x
  3. Step 3: Cross multiply
    317,666x = 493,923 × 493,923
  4. Step 4: Simplify right side
    317,666x = 243,959,929,929
  5. Step 5: Solve for x
    x = 243,959,929,929/317,666
  6. Step 6: Final answer
    x = 767,976.21

Related Problems

Find third proportional to 158,833 and 246,961.50
Half scale
Find third proportional to 635,332 and 987,846
Double scale
Find third proportional to 317,668 and 493,926
Similar ratio
Find third proportional to 476,499 and 740,884.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.