Home / 168,157-280,260

Finding the Third Proportional to 168,157 and 280,260

Calculator

Solution

The third proportional to 168,157 and 280,260 is: 467,097.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,157 : 280,260 = 280,260 : x
  2. Step 2: Convert to fraction form
    168,157/280,260 = 280,260/x
  3. Step 3: Cross multiply
    168,157x = 280,260 × 280,260
  4. Step 4: Simplify right side
    168,157x = 78,545,667,600
  5. Step 5: Solve for x
    x = 78,545,667,600/168,157
  6. Step 6: Final answer
    x = 467,097.22

Related Problems

Find third proportional to 84,078.50 and 140,130
Half scale
Find third proportional to 336,314 and 560,520
Double scale
Find third proportional to 168,159 and 280,263
Similar ratio
Find third proportional to 252,235.50 and 420,390
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.