Home / 283,822-436,381

Finding the Third Proportional to 283,822 and 436,381

Calculator

Solution

The third proportional to 283,822 and 436,381 is: 670,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,822 : 436,381 = 436,381 : x
  2. Step 2: Convert to fraction form
    283,822/436,381 = 436,381/x
  3. Step 3: Cross multiply
    283,822x = 436,381 × 436,381
  4. Step 4: Simplify right side
    283,822x = 190,428,377,161
  5. Step 5: Solve for x
    x = 190,428,377,161/283,822
  6. Step 6: Final answer
    x = 670,942.98

Related Problems

Find third proportional to 141,911 and 218,190.50
Half scale
Find third proportional to 567,644 and 872,762
Double scale
Find third proportional to 283,824 and 436,384
Similar ratio
Find third proportional to 425,733 and 654,571.50
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.