Home / 540,824-840,736

Finding the Third Proportional to 540,824 and 840,736

Calculator

Solution

The third proportional to 540,824 and 840,736 is: 1,306,963.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,824 : 840,736 = 840,736 : x
  2. Step 2: Convert to fraction form
    540,824/840,736 = 840,736/x
  3. Step 3: Cross multiply
    540,824x = 840,736 × 840,736
  4. Step 4: Simplify right side
    540,824x = 706,837,021,696
  5. Step 5: Solve for x
    x = 706,837,021,696/540,824
  6. Step 6: Final answer
    x = 1,306,963.12

Related Problems

Find third proportional to 270,412 and 420,368
Half scale
Find third proportional to 1,081,648 and 1,681,472
Double scale
Find third proportional to 540,826 and 840,739
Similar ratio
Find third proportional to 811,236 and 1,261,104
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.