Home / 360,130-774,905

Finding the Third Proportional to 360,130 and 774,905

Calculator

Solution

The third proportional to 360,130 and 774,905 is: 1,667,391.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,130 : 774,905 = 774,905 : x
  2. Step 2: Convert to fraction form
    360,130/774,905 = 774,905/x
  3. Step 3: Cross multiply
    360,130x = 774,905 × 774,905
  4. Step 4: Simplify right side
    360,130x = 600,477,759,025
  5. Step 5: Solve for x
    x = 600,477,759,025/360,130
  6. Step 6: Final answer
    x = 1,667,391.66

Related Problems

Find third proportional to 180,065 and 387,452.50
Half scale
Find third proportional to 720,260 and 1,549,810
Double scale
Find third proportional to 360,132 and 774,909
Similar ratio
Find third proportional to 540,195 and 1,162,357.50
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.