Home / 205,074-450,474

Finding the Third Proportional to 205,074 and 450,474

Calculator

Solution

The third proportional to 205,074 and 450,474 is: 989,529.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,074 : 450,474 = 450,474 : x
  2. Step 2: Convert to fraction form
    205,074/450,474 = 450,474/x
  3. Step 3: Cross multiply
    205,074x = 450,474 × 450,474
  4. Step 4: Simplify right side
    205,074x = 202,926,824,676
  5. Step 5: Solve for x
    x = 202,926,824,676/205,074
  6. Step 6: Final answer
    x = 989,529.75

Related Problems

Find third proportional to 102,537 and 225,237
Half scale
Find third proportional to 410,148 and 900,948
Double scale
Find third proportional to 205,076 and 450,478
Similar ratio
Find third proportional to 307,611 and 675,711
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.