Home / 123,135-269,625

Finding the Third Proportional to 123,135 and 269,625

Calculator

Solution

The third proportional to 123,135 and 269,625 is: 590,389.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,135 : 269,625 = 269,625 : x
  2. Step 2: Convert to fraction form
    123,135/269,625 = 269,625/x
  3. Step 3: Cross multiply
    123,135x = 269,625 × 269,625
  4. Step 4: Simplify right side
    123,135x = 72,697,640,625
  5. Step 5: Solve for x
    x = 72,697,640,625/123,135
  6. Step 6: Final answer
    x = 590,389.74

Related Problems

Find third proportional to 61,567.50 and 134,812.50
Half scale
Find third proportional to 246,270 and 539,250
Double scale
Find third proportional to 123,137 and 269,629
Similar ratio
Find third proportional to 184,702.50 and 404,437.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.