Home / 127,832-278,736

Finding the Third Proportional to 127,832 and 278,736

Calculator

Solution

The third proportional to 127,832 and 278,736 is: 607,780.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,832 : 278,736 = 278,736 : x
  2. Step 2: Convert to fraction form
    127,832/278,736 = 278,736/x
  3. Step 3: Cross multiply
    127,832x = 278,736 × 278,736
  4. Step 4: Simplify right side
    127,832x = 77,693,757,696
  5. Step 5: Solve for x
    x = 77,693,757,696/127,832
  6. Step 6: Final answer
    x = 607,780.19

Related Problems

Find third proportional to 63,916 and 139,368
Half scale
Find third proportional to 255,664 and 557,472
Double scale
Find third proportional to 127,834 and 278,740
Similar ratio
Find third proportional to 191,748 and 418,104
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.