Home / 206,436-452,220

Finding the Third Proportional to 206,436 and 452,220

Calculator

Solution

The third proportional to 206,436 and 452,220 is: 990,635.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,436 : 452,220 = 452,220 : x
  2. Step 2: Convert to fraction form
    206,436/452,220 = 452,220/x
  3. Step 3: Cross multiply
    206,436x = 452,220 × 452,220
  4. Step 4: Simplify right side
    206,436x = 204,502,928,400
  5. Step 5: Solve for x
    x = 204,502,928,400/206,436
  6. Step 6: Final answer
    x = 990,635.98

Related Problems

Find third proportional to 103,218 and 226,110
Half scale
Find third proportional to 412,872 and 904,440
Double scale
Find third proportional to 206,438 and 452,224
Similar ratio
Find third proportional to 309,654 and 678,330
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.