Home / 378,396-569,183

Finding the Third Proportional to 378,396 and 569,183

Calculator

Solution

The third proportional to 378,396 and 569,183 is: 856,164.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,396 : 569,183 = 569,183 : x
  2. Step 2: Convert to fraction form
    378,396/569,183 = 569,183/x
  3. Step 3: Cross multiply
    378,396x = 569,183 × 569,183
  4. Step 4: Simplify right side
    378,396x = 323,969,287,489
  5. Step 5: Solve for x
    x = 323,969,287,489/378,396
  6. Step 6: Final answer
    x = 856,164.67

Related Problems

Find third proportional to 189,198 and 284,591.50
Half scale
Find third proportional to 756,792 and 1,138,366
Double scale
Find third proportional to 378,398 and 569,186
Similar ratio
Find third proportional to 567,594 and 853,774.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.