Home / 276,264-436,608

Finding the Third Proportional to 276,264 and 436,608

Calculator

Solution

The third proportional to 276,264 and 436,608 is: 690,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,264 : 436,608 = 436,608 : x
  2. Step 2: Convert to fraction form
    276,264/436,608 = 436,608/x
  3. Step 3: Cross multiply
    276,264x = 436,608 × 436,608
  4. Step 4: Simplify right side
    276,264x = 190,626,545,664
  5. Step 5: Solve for x
    x = 190,626,545,664/276,264
  6. Step 6: Final answer
    x = 690,015.87

Related Problems

Find third proportional to 138,132 and 218,304
Half scale
Find third proportional to 552,528 and 873,216
Double scale
Find third proportional to 276,266 and 436,611
Similar ratio
Find third proportional to 414,396 and 654,912
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.