Home / 378,732-569,076

Finding the Third Proportional to 378,732 and 569,076

Calculator

Solution

The third proportional to 378,732 and 569,076 is: 855,083.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,732 : 569,076 = 569,076 : x
  2. Step 2: Convert to fraction form
    378,732/569,076 = 569,076/x
  3. Step 3: Cross multiply
    378,732x = 569,076 × 569,076
  4. Step 4: Simplify right side
    378,732x = 323,847,493,776
  5. Step 5: Solve for x
    x = 323,847,493,776/378,732
  6. Step 6: Final answer
    x = 855,083.53

Related Problems

Find third proportional to 189,366 and 284,538
Half scale
Find third proportional to 757,464 and 1,138,152
Double scale
Find third proportional to 378,734 and 569,079
Similar ratio
Find third proportional to 568,098 and 853,614
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.