Home / 204,880-310,176

Finding the Third Proportional to 204,880 and 310,176

Calculator

Solution

The third proportional to 204,880 and 310,176 is: 469,587.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,880 : 310,176 = 310,176 : x
  2. Step 2: Convert to fraction form
    204,880/310,176 = 310,176/x
  3. Step 3: Cross multiply
    204,880x = 310,176 × 310,176
  4. Step 4: Simplify right side
    204,880x = 96,209,150,976
  5. Step 5: Solve for x
    x = 96,209,150,976/204,880
  6. Step 6: Final answer
    x = 469,587.81

Related Problems

Find third proportional to 102,440 and 155,088
Half scale
Find third proportional to 409,760 and 620,352
Double scale
Find third proportional to 204,882 and 310,179
Similar ratio
Find third proportional to 307,320 and 465,264
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.