Home / 255,750-372,380

Finding the Third Proportional to 255,750 and 372,380

Calculator

Solution

The third proportional to 255,750 and 372,380 is: 542,196.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,750 : 372,380 = 372,380 : x
  2. Step 2: Convert to fraction form
    255,750/372,380 = 372,380/x
  3. Step 3: Cross multiply
    255,750x = 372,380 × 372,380
  4. Step 4: Simplify right side
    255,750x = 138,666,864,400
  5. Step 5: Solve for x
    x = 138,666,864,400/255,750
  6. Step 6: Final answer
    x = 542,196.93

Related Problems

Find third proportional to 127,875 and 186,190
Half scale
Find third proportional to 511,500 and 744,760
Double scale
Find third proportional to 255,752 and 372,383
Similar ratio
Find third proportional to 383,625 and 558,570
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.