Home / 257,719-533,116

Finding the Third Proportional to 257,719 and 533,116

Calculator

Solution

The third proportional to 257,719 and 533,116 is: 1,102,800.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,719 : 533,116 = 533,116 : x
  2. Step 2: Convert to fraction form
    257,719/533,116 = 533,116/x
  3. Step 3: Cross multiply
    257,719x = 533,116 × 533,116
  4. Step 4: Simplify right side
    257,719x = 284,212,669,456
  5. Step 5: Solve for x
    x = 284,212,669,456/257,719
  6. Step 6: Final answer
    x = 1,102,800.61

Related Problems

Find third proportional to 128,859.50 and 266,558
Half scale
Find third proportional to 515,438 and 1,066,232
Double scale
Find third proportional to 257,721 and 533,120
Similar ratio
Find third proportional to 386,578.50 and 799,674
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.