Home / 283,342-427,741

Finding the Third Proportional to 283,342 and 427,741

Calculator

Solution

The third proportional to 283,342 and 427,741 is: 645,729.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,342 : 427,741 = 427,741 : x
  2. Step 2: Convert to fraction form
    283,342/427,741 = 427,741/x
  3. Step 3: Cross multiply
    283,342x = 427,741 × 427,741
  4. Step 4: Simplify right side
    283,342x = 182,962,363,081
  5. Step 5: Solve for x
    x = 182,962,363,081/283,342
  6. Step 6: Final answer
    x = 645,729.77

Related Problems

Find third proportional to 141,671 and 213,870.50
Half scale
Find third proportional to 566,684 and 855,482
Double scale
Find third proportional to 283,344 and 427,744
Similar ratio
Find third proportional to 425,013 and 641,611.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.