Home / 176,964-388,920

Finding the Third Proportional to 176,964 and 388,920

Calculator

Solution

The third proportional to 176,964 and 388,920 is: 854,743.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,964 : 388,920 = 388,920 : x
  2. Step 2: Convert to fraction form
    176,964/388,920 = 388,920/x
  3. Step 3: Cross multiply
    176,964x = 388,920 × 388,920
  4. Step 4: Simplify right side
    176,964x = 151,258,766,400
  5. Step 5: Solve for x
    x = 151,258,766,400/176,964
  6. Step 6: Final answer
    x = 854,743.15

Related Problems

Find third proportional to 88,482 and 194,460
Half scale
Find third proportional to 353,928 and 777,840
Double scale
Find third proportional to 176,966 and 388,924
Similar ratio
Find third proportional to 265,446 and 583,380
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.