Home / 273,060-427,425

Finding the Third Proportional to 273,060 and 427,425

Calculator

Solution

The third proportional to 273,060 and 427,425 is: 669,054.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,060 : 427,425 = 427,425 : x
  2. Step 2: Convert to fraction form
    273,060/427,425 = 427,425/x
  3. Step 3: Cross multiply
    273,060x = 427,425 × 427,425
  4. Step 4: Simplify right side
    273,060x = 182,692,130,625
  5. Step 5: Solve for x
    x = 182,692,130,625/273,060
  6. Step 6: Final answer
    x = 669,054.90

Related Problems

Find third proportional to 136,530 and 213,712.50
Half scale
Find third proportional to 546,120 and 854,850
Double scale
Find third proportional to 273,062 and 427,428
Similar ratio
Find third proportional to 409,590 and 641,137.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.