Home / 127,760-277,912

Finding the Third Proportional to 127,760 and 277,912

Calculator

Solution

The third proportional to 127,760 and 277,912 is: 604,532.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,760 : 277,912 = 277,912 : x
  2. Step 2: Convert to fraction form
    127,760/277,912 = 277,912/x
  3. Step 3: Cross multiply
    127,760x = 277,912 × 277,912
  4. Step 4: Simplify right side
    127,760x = 77,235,079,744
  5. Step 5: Solve for x
    x = 77,235,079,744/127,760
  6. Step 6: Final answer
    x = 604,532.56

Related Problems

Find third proportional to 63,880 and 138,956
Half scale
Find third proportional to 255,520 and 555,824
Double scale
Find third proportional to 127,762 and 277,916
Similar ratio
Find third proportional to 191,640 and 416,868
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.