Home / 336,168-728,338

Finding the Third Proportional to 336,168 and 728,338

Calculator

Solution

The third proportional to 336,168 and 728,338 is: 1,578,009.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,168 : 728,338 = 728,338 : x
  2. Step 2: Convert to fraction form
    336,168/728,338 = 728,338/x
  3. Step 3: Cross multiply
    336,168x = 728,338 × 728,338
  4. Step 4: Simplify right side
    336,168x = 530,476,242,244
  5. Step 5: Solve for x
    x = 530,476,242,244/336,168
  6. Step 6: Final answer
    x = 1,578,009.34

Related Problems

Find third proportional to 168,084 and 364,169
Half scale
Find third proportional to 672,336 and 1,456,676
Double scale
Find third proportional to 336,170 and 728,342
Similar ratio
Find third proportional to 504,252 and 1,092,507
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.