Home / 387,218-833,766

Finding the Third Proportional to 387,218 and 833,766

Calculator

Solution

The third proportional to 387,218 and 833,766 is: 1,795,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,218 : 833,766 = 833,766 : x
  2. Step 2: Convert to fraction form
    387,218/833,766 = 833,766/x
  3. Step 3: Cross multiply
    387,218x = 833,766 × 833,766
  4. Step 4: Simplify right side
    387,218x = 695,165,742,756
  5. Step 5: Solve for x
    x = 695,165,742,756/387,218
  6. Step 6: Final answer
    x = 1,795,282.61

Related Problems

Find third proportional to 193,609 and 416,883
Half scale
Find third proportional to 774,436 and 1,667,532
Double scale
Find third proportional to 387,220 and 833,770
Similar ratio
Find third proportional to 580,827 and 1,250,649
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.