Home / 207,908-455,304

Finding the Third Proportional to 207,908 and 455,304

Calculator

Solution

The third proportional to 207,908 and 455,304 is: 997,083.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,908 : 455,304 = 455,304 : x
  2. Step 2: Convert to fraction form
    207,908/455,304 = 455,304/x
  3. Step 3: Cross multiply
    207,908x = 455,304 × 455,304
  4. Step 4: Simplify right side
    207,908x = 207,301,732,416
  5. Step 5: Solve for x
    x = 207,301,732,416/207,908
  6. Step 6: Final answer
    x = 997,083.96

Related Problems

Find third proportional to 103,954 and 227,652
Half scale
Find third proportional to 415,816 and 910,608
Double scale
Find third proportional to 207,910 and 455,308
Similar ratio
Find third proportional to 311,862 and 682,956
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.