Home / 255,076.50-381,282

Finding the Third Proportional to 255,076.50 and 381,282

Calculator

Solution

The third proportional to 255,076.50 and 381,282 is: 569,930.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,076.50 : 381,282 = 381,282 : x
  2. Step 2: Convert to fraction form
    255,076.50/381,282 = 381,282/x
  3. Step 3: Cross multiply
    255,076.50x = 381,282 × 381,282
  4. Step 4: Simplify right side
    255,076.50x = 145,375,963,524
  5. Step 5: Solve for x
    x = 145,375,963,524/255,076.50
  6. Step 6: Final answer
    x = 569,930.84

Related Problems

Find third proportional to 127,538.25 and 190,641
Half scale
Find third proportional to 510,153 and 762,564
Double scale
Find third proportional to 255,079 and 381,285
Similar ratio
Find third proportional to 382,614.75 and 571,923
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.