Home / 291,198-452,347

Finding the Third Proportional to 291,198 and 452,347

Calculator

Solution

The third proportional to 291,198 and 452,347 is: 702,675.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,198 : 452,347 = 452,347 : x
  2. Step 2: Convert to fraction form
    291,198/452,347 = 452,347/x
  3. Step 3: Cross multiply
    291,198x = 452,347 × 452,347
  4. Step 4: Simplify right side
    291,198x = 204,617,808,409
  5. Step 5: Solve for x
    x = 204,617,808,409/291,198
  6. Step 6: Final answer
    x = 702,675.87

Related Problems

Find third proportional to 145,599 and 226,173.50
Half scale
Find third proportional to 582,396 and 904,694
Double scale
Find third proportional to 291,200 and 452,350
Similar ratio
Find third proportional to 436,797 and 678,520.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.