Home / 130,167-280,260

Finding the Third Proportional to 130,167 and 280,260

Calculator

Solution

The third proportional to 130,167 and 280,260 is: 603,422.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,167 : 280,260 = 280,260 : x
  2. Step 2: Convert to fraction form
    130,167/280,260 = 280,260/x
  3. Step 3: Cross multiply
    130,167x = 280,260 × 280,260
  4. Step 4: Simplify right side
    130,167x = 78,545,667,600
  5. Step 5: Solve for x
    x = 78,545,667,600/130,167
  6. Step 6: Final answer
    x = 603,422.28

Related Problems

Find third proportional to 65,083.50 and 140,130
Half scale
Find third proportional to 260,334 and 560,520
Double scale
Find third proportional to 130,169 and 280,264
Similar ratio
Find third proportional to 195,250.50 and 420,390
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.