Home / 207,904-455,296

Finding the Third Proportional to 207,904 and 455,296

Calculator

Solution

The third proportional to 207,904 and 455,296 is: 997,068.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,904 : 455,296 = 455,296 : x
  2. Step 2: Convert to fraction form
    207,904/455,296 = 455,296/x
  3. Step 3: Cross multiply
    207,904x = 455,296 × 455,296
  4. Step 4: Simplify right side
    207,904x = 207,294,447,616
  5. Step 5: Solve for x
    x = 207,294,447,616/207,904
  6. Step 6: Final answer
    x = 997,068.11

Related Problems

Find third proportional to 103,952 and 227,648
Half scale
Find third proportional to 415,808 and 910,592
Double scale
Find third proportional to 207,906 and 455,300
Similar ratio
Find third proportional to 311,856 and 682,944
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.