Home / 169,700-256,696

Finding the Third Proportional to 169,700 and 256,696

Calculator

Solution

The third proportional to 169,700 and 256,696 is: 388,290.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,700 : 256,696 = 256,696 : x
  2. Step 2: Convert to fraction form
    169,700/256,696 = 256,696/x
  3. Step 3: Cross multiply
    169,700x = 256,696 × 256,696
  4. Step 4: Simplify right side
    169,700x = 65,892,836,416
  5. Step 5: Solve for x
    x = 65,892,836,416/169,700
  6. Step 6: Final answer
    x = 388,290.14

Related Problems

Find third proportional to 84,850 and 128,348
Half scale
Find third proportional to 339,400 and 513,392
Double scale
Find third proportional to 169,702 and 256,699
Similar ratio
Find third proportional to 254,550 and 385,044
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.