Home / 163,809-357,264

Finding the Third Proportional to 163,809 and 357,264

Calculator

Solution

The third proportional to 163,809 and 357,264 is: 779,185.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,809 : 357,264 = 357,264 : x
  2. Step 2: Convert to fraction form
    163,809/357,264 = 357,264/x
  3. Step 3: Cross multiply
    163,809x = 357,264 × 357,264
  4. Step 4: Simplify right side
    163,809x = 127,637,565,696
  5. Step 5: Solve for x
    x = 127,637,565,696/163,809
  6. Step 6: Final answer
    x = 779,185.31

Related Problems

Find third proportional to 81,904.50 and 178,632
Half scale
Find third proportional to 327,618 and 714,528
Double scale
Find third proportional to 163,811 and 357,268
Similar ratio
Find third proportional to 245,713.50 and 535,896
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.