Home / 368,358-568,809

Finding the Third Proportional to 368,358 and 568,809

Calculator

Solution

The third proportional to 368,358 and 568,809 is: 878,340.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,358 : 568,809 = 568,809 : x
  2. Step 2: Convert to fraction form
    368,358/568,809 = 568,809/x
  3. Step 3: Cross multiply
    368,358x = 568,809 × 568,809
  4. Step 4: Simplify right side
    368,358x = 323,543,678,481
  5. Step 5: Solve for x
    x = 323,543,678,481/368,358
  6. Step 6: Final answer
    x = 878,340.31

Related Problems

Find third proportional to 184,179 and 284,404.50
Half scale
Find third proportional to 736,716 and 1,137,618
Double scale
Find third proportional to 368,360 and 568,812
Similar ratio
Find third proportional to 552,537 and 853,213.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.