Home / 118,436-254,440

Finding the Third Proportional to 118,436 and 254,440

Calculator

Solution

The third proportional to 118,436 and 254,440 is: 546,621.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,436 : 254,440 = 254,440 : x
  2. Step 2: Convert to fraction form
    118,436/254,440 = 254,440/x
  3. Step 3: Cross multiply
    118,436x = 254,440 × 254,440
  4. Step 4: Simplify right side
    118,436x = 64,739,713,600
  5. Step 5: Solve for x
    x = 64,739,713,600/118,436
  6. Step 6: Final answer
    x = 546,621.92

Related Problems

Find third proportional to 59,218 and 127,220
Half scale
Find third proportional to 236,872 and 508,880
Double scale
Find third proportional to 118,438 and 254,444
Similar ratio
Find third proportional to 177,654 and 381,660
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.