Home / 351,002-513,339

Finding the Third Proportional to 351,002 and 513,339

Calculator

Solution

The third proportional to 351,002 and 513,339 is: 750,756.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,002 : 513,339 = 513,339 : x
  2. Step 2: Convert to fraction form
    351,002/513,339 = 513,339/x
  3. Step 3: Cross multiply
    351,002x = 513,339 × 513,339
  4. Step 4: Simplify right side
    351,002x = 263,516,928,921
  5. Step 5: Solve for x
    x = 263,516,928,921/351,002
  6. Step 6: Final answer
    x = 750,756.20

Related Problems

Find third proportional to 175,501 and 256,669.50
Half scale
Find third proportional to 702,004 and 1,026,678
Double scale
Find third proportional to 351,004 and 513,342
Similar ratio
Find third proportional to 526,503 and 770,008.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.