Home / 118,230-256,554

Finding the Third Proportional to 118,230 and 256,554

Calculator

Solution

The third proportional to 118,230 and 256,554 is: 556,711.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,230 : 256,554 = 256,554 : x
  2. Step 2: Convert to fraction form
    118,230/256,554 = 256,554/x
  3. Step 3: Cross multiply
    118,230x = 256,554 × 256,554
  4. Step 4: Simplify right side
    118,230x = 65,819,954,916
  5. Step 5: Solve for x
    x = 65,819,954,916/118,230
  6. Step 6: Final answer
    x = 556,711.11

Related Problems

Find third proportional to 59,115 and 128,277
Half scale
Find third proportional to 236,460 and 513,108
Double scale
Find third proportional to 118,232 and 256,558
Similar ratio
Find third proportional to 177,345 and 384,831
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.