Home / 207,318-427,722

Finding the Third Proportional to 207,318 and 427,722

Calculator

Solution

The third proportional to 207,318 and 427,722 is: 882,441.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,318 : 427,722 = 427,722 : x
  2. Step 2: Convert to fraction form
    207,318/427,722 = 427,722/x
  3. Step 3: Cross multiply
    207,318x = 427,722 × 427,722
  4. Step 4: Simplify right side
    207,318x = 182,946,109,284
  5. Step 5: Solve for x
    x = 182,946,109,284/207,318
  6. Step 6: Final answer
    x = 882,441.99

Related Problems

Find third proportional to 103,659 and 213,861
Half scale
Find third proportional to 414,636 and 855,444
Double scale
Find third proportional to 207,320 and 427,726
Similar ratio
Find third proportional to 310,977 and 641,583
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.