Home / 127,782-277,866

Finding the Third Proportional to 127,782 and 277,866

Calculator

Solution

The third proportional to 127,782 and 277,866 is: 604,228.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,782 : 277,866 = 277,866 : x
  2. Step 2: Convert to fraction form
    127,782/277,866 = 277,866/x
  3. Step 3: Cross multiply
    127,782x = 277,866 × 277,866
  4. Step 4: Simplify right side
    127,782x = 77,209,513,956
  5. Step 5: Solve for x
    x = 77,209,513,956/127,782
  6. Step 6: Final answer
    x = 604,228.40

Related Problems

Find third proportional to 63,891 and 138,933
Half scale
Find third proportional to 255,564 and 555,732
Double scale
Find third proportional to 127,784 and 277,870
Similar ratio
Find third proportional to 191,673 and 416,799
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.