Home / 185,142-277,257

Finding the Third Proportional to 185,142 and 277,257

Calculator

Solution

The third proportional to 185,142 and 277,257 is: 415,202.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,142 : 277,257 = 277,257 : x
  2. Step 2: Convert to fraction form
    185,142/277,257 = 277,257/x
  3. Step 3: Cross multiply
    185,142x = 277,257 × 277,257
  4. Step 4: Simplify right side
    185,142x = 76,871,444,049
  5. Step 5: Solve for x
    x = 76,871,444,049/185,142
  6. Step 6: Final answer
    x = 415,202.62

Related Problems

Find third proportional to 92,571 and 138,628.50
Half scale
Find third proportional to 370,284 and 554,514
Double scale
Find third proportional to 185,144 and 277,260
Similar ratio
Find third proportional to 277,713 and 415,885.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.