Home / 620,130-930,195

Finding the Third Proportional to 620,130 and 930,195

Calculator

Solution

The third proportional to 620,130 and 930,195 is: 1,395,292.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,130 : 930,195 = 930,195 : x
  2. Step 2: Convert to fraction form
    620,130/930,195 = 930,195/x
  3. Step 3: Cross multiply
    620,130x = 930,195 × 930,195
  4. Step 4: Simplify right side
    620,130x = 865,262,738,025
  5. Step 5: Solve for x
    x = 865,262,738,025/620,130
  6. Step 6: Final answer
    x = 1,395,292.50

Related Problems

Find third proportional to 310,065 and 465,097.50
Half scale
Find third proportional to 1,240,260 and 1,860,390
Double scale
Find third proportional to 620,132 and 930,198
Similar ratio
Find third proportional to 930,195 and 1,395,292.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.