Home / 118,758-256,908

Finding the Third Proportional to 118,758 and 256,908

Calculator

Solution

The third proportional to 118,758 and 256,908 is: 555,766.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,758 : 256,908 = 256,908 : x
  2. Step 2: Convert to fraction form
    118,758/256,908 = 256,908/x
  3. Step 3: Cross multiply
    118,758x = 256,908 × 256,908
  4. Step 4: Simplify right side
    118,758x = 66,001,720,464
  5. Step 5: Solve for x
    x = 66,001,720,464/118,758
  6. Step 6: Final answer
    x = 555,766.52

Related Problems

Find third proportional to 59,379 and 128,454
Half scale
Find third proportional to 237,516 and 513,816
Double scale
Find third proportional to 118,760 and 256,912
Similar ratio
Find third proportional to 178,137 and 385,362
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.