Home / 206,073-439,363

Finding the Third Proportional to 206,073 and 439,363

Calculator

Solution

The third proportional to 206,073 and 439,363 is: 936,754.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,073 : 439,363 = 439,363 : x
  2. Step 2: Convert to fraction form
    206,073/439,363 = 439,363/x
  3. Step 3: Cross multiply
    206,073x = 439,363 × 439,363
  4. Step 4: Simplify right side
    206,073x = 193,039,845,769
  5. Step 5: Solve for x
    x = 193,039,845,769/206,073
  6. Step 6: Final answer
    x = 936,754.67

Related Problems

Find third proportional to 103,036.50 and 219,681.50
Half scale
Find third proportional to 412,146 and 878,726
Double scale
Find third proportional to 206,075 and 439,367
Similar ratio
Find third proportional to 309,109.50 and 659,044.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.