Home / 378,472-447,592

Finding the Third Proportional to 378,472 and 447,592

Calculator

Solution

The third proportional to 378,472 and 447,592 is: 529,335.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,472 : 447,592 = 447,592 : x
  2. Step 2: Convert to fraction form
    378,472/447,592 = 447,592/x
  3. Step 3: Cross multiply
    378,472x = 447,592 × 447,592
  4. Step 4: Simplify right side
    378,472x = 200,338,598,464
  5. Step 5: Solve for x
    x = 200,338,598,464/378,472
  6. Step 6: Final answer
    x = 529,335.32

Related Problems

Find third proportional to 189,236 and 223,796
Half scale
Find third proportional to 756,944 and 895,184
Double scale
Find third proportional to 378,474 and 447,594
Similar ratio
Find third proportional to 567,708 and 671,388
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.