Home / 261,956-571,880

Finding the Third Proportional to 261,956 and 571,880

Calculator

Solution

The third proportional to 261,956 and 571,880 is: 1,248,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,956 : 571,880 = 571,880 : x
  2. Step 2: Convert to fraction form
    261,956/571,880 = 571,880/x
  3. Step 3: Cross multiply
    261,956x = 571,880 × 571,880
  4. Step 4: Simplify right side
    261,956x = 327,046,734,400
  5. Step 5: Solve for x
    x = 327,046,734,400/261,956
  6. Step 6: Final answer
    x = 1,248,479.65

Related Problems

Find third proportional to 130,978 and 285,940
Half scale
Find third proportional to 523,912 and 1,143,760
Double scale
Find third proportional to 261,958 and 571,884
Similar ratio
Find third proportional to 392,934 and 857,820
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.