Home / 131,260-286,277

Finding the Third Proportional to 131,260 and 286,277

Calculator

Solution

The third proportional to 131,260 and 286,277 is: 624,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,260 : 286,277 = 286,277 : x
  2. Step 2: Convert to fraction form
    131,260/286,277 = 286,277/x
  3. Step 3: Cross multiply
    131,260x = 286,277 × 286,277
  4. Step 4: Simplify right side
    131,260x = 81,954,520,729
  5. Step 5: Solve for x
    x = 81,954,520,729/131,260
  6. Step 6: Final answer
    x = 624,367.83

Related Problems

Find third proportional to 65,630 and 143,138.50
Half scale
Find third proportional to 262,520 and 572,554
Double scale
Find third proportional to 131,262 and 286,281
Similar ratio
Find third proportional to 196,890 and 429,415.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.