Home / 343,568-505,077

Finding the Third Proportional to 343,568 and 505,077

Calculator

Solution

The third proportional to 343,568 and 505,077 is: 742,510.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,568 : 505,077 = 505,077 : x
  2. Step 2: Convert to fraction form
    343,568/505,077 = 505,077/x
  3. Step 3: Cross multiply
    343,568x = 505,077 × 505,077
  4. Step 4: Simplify right side
    343,568x = 255,102,775,929
  5. Step 5: Solve for x
    x = 255,102,775,929/343,568
  6. Step 6: Final answer
    x = 742,510.29

Related Problems

Find third proportional to 171,784 and 252,538.50
Half scale
Find third proportional to 687,136 and 1,010,154
Double scale
Find third proportional to 343,570 and 505,080
Similar ratio
Find third proportional to 515,352 and 757,615.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.