Home / 203,946-286,689

Finding the Third Proportional to 203,946 and 286,689

Calculator

Solution

The third proportional to 203,946 and 286,689 is: 403,001.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,946 : 286,689 = 286,689 : x
  2. Step 2: Convert to fraction form
    203,946/286,689 = 286,689/x
  3. Step 3: Cross multiply
    203,946x = 286,689 × 286,689
  4. Step 4: Simplify right side
    203,946x = 82,190,582,721
  5. Step 5: Solve for x
    x = 82,190,582,721/203,946
  6. Step 6: Final answer
    x = 403,001.69

Related Problems

Find third proportional to 101,973 and 143,344.50
Half scale
Find third proportional to 407,892 and 573,378
Double scale
Find third proportional to 203,948 and 286,692
Similar ratio
Find third proportional to 305,919 and 430,033.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.