Home / 540,836-840,752

Finding the Third Proportional to 540,836 and 840,752

Calculator

Solution

The third proportional to 540,836 and 840,752 is: 1,306,983.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,836 : 840,752 = 840,752 : x
  2. Step 2: Convert to fraction form
    540,836/840,752 = 840,752/x
  3. Step 3: Cross multiply
    540,836x = 840,752 × 840,752
  4. Step 4: Simplify right side
    540,836x = 706,863,925,504
  5. Step 5: Solve for x
    x = 706,863,925,504/540,836
  6. Step 6: Final answer
    x = 1,306,983.86

Related Problems

Find third proportional to 270,418 and 420,376
Half scale
Find third proportional to 1,081,672 and 1,681,504
Double scale
Find third proportional to 540,838 and 840,755
Similar ratio
Find third proportional to 811,254 and 1,261,128
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.