Home / 407,168-535,425

Finding the Third Proportional to 407,168 and 535,425

Calculator

Solution

The third proportional to 407,168 and 535,425 is: 704,082.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,168 : 535,425 = 535,425 : x
  2. Step 2: Convert to fraction form
    407,168/535,425 = 535,425/x
  3. Step 3: Cross multiply
    407,168x = 535,425 × 535,425
  4. Step 4: Simplify right side
    407,168x = 286,679,930,625
  5. Step 5: Solve for x
    x = 286,679,930,625/407,168
  6. Step 6: Final answer
    x = 704,082.67

Related Problems

Find third proportional to 203,584 and 267,712.50
Half scale
Find third proportional to 814,336 and 1,070,850
Double scale
Find third proportional to 407,170 and 535,428
Similar ratio
Find third proportional to 610,752 and 803,137.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.