Home / 336,150-728,808

Finding the Third Proportional to 336,150 and 728,808

Calculator

Solution

The third proportional to 336,150 and 728,808 is: 1,580,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,150 : 728,808 = 728,808 : x
  2. Step 2: Convert to fraction form
    336,150/728,808 = 728,808/x
  3. Step 3: Cross multiply
    336,150x = 728,808 × 728,808
  4. Step 4: Simplify right side
    336,150x = 531,161,100,864
  5. Step 5: Solve for x
    x = 531,161,100,864/336,150
  6. Step 6: Final answer
    x = 1,580,131.19

Related Problems

Find third proportional to 168,075 and 364,404
Half scale
Find third proportional to 672,300 and 1,457,616
Double scale
Find third proportional to 336,152 and 728,812
Similar ratio
Find third proportional to 504,225 and 1,093,212
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.