Home / 511,316-800,349

Finding the Third Proportional to 511,316 and 800,349

Calculator

Solution

The third proportional to 511,316 and 800,349 is: 1,252,764.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,316 : 800,349 = 800,349 : x
  2. Step 2: Convert to fraction form
    511,316/800,349 = 800,349/x
  3. Step 3: Cross multiply
    511,316x = 800,349 × 800,349
  4. Step 4: Simplify right side
    511,316x = 640,558,521,801
  5. Step 5: Solve for x
    x = 640,558,521,801/511,316
  6. Step 6: Final answer
    x = 1,252,764.48

Related Problems

Find third proportional to 255,658 and 400,174.50
Half scale
Find third proportional to 1,022,632 and 1,600,698
Double scale
Find third proportional to 511,318 and 800,352
Similar ratio
Find third proportional to 766,974 and 1,200,523.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.