Home / 235,689-512,361

Finding the Third Proportional to 235,689 and 512,361

Calculator

Solution

The third proportional to 235,689 and 512,361 is: 1,113,814.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,689 : 512,361 = 512,361 : x
  2. Step 2: Convert to fraction form
    235,689/512,361 = 512,361/x
  3. Step 3: Cross multiply
    235,689x = 512,361 × 512,361
  4. Step 4: Simplify right side
    235,689x = 262,513,794,321
  5. Step 5: Solve for x
    x = 262,513,794,321/235,689
  6. Step 6: Final answer
    x = 1,113,814.37

Related Problems

Find third proportional to 117,844.50 and 256,180.50
Half scale
Find third proportional to 471,378 and 1,024,722
Double scale
Find third proportional to 235,691 and 512,365
Similar ratio
Find third proportional to 353,533.50 and 768,541.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.