Home / 367,480-520,120

Finding the Third Proportional to 367,480 and 520,120

Calculator

Solution

The third proportional to 367,480 and 520,120 is: 736,162.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,480 : 520,120 = 520,120 : x
  2. Step 2: Convert to fraction form
    367,480/520,120 = 520,120/x
  3. Step 3: Cross multiply
    367,480x = 520,120 × 520,120
  4. Step 4: Simplify right side
    367,480x = 270,524,814,400
  5. Step 5: Solve for x
    x = 270,524,814,400/367,480
  6. Step 6: Final answer
    x = 736,162.01

Related Problems

Find third proportional to 183,740 and 260,060
Half scale
Find third proportional to 734,960 and 1,040,240
Double scale
Find third proportional to 367,482 and 520,123
Similar ratio
Find third proportional to 551,220 and 780,180
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.