Home / 203,520-326,880

Finding the Third Proportional to 203,520 and 326,880

Calculator

Solution

The third proportional to 203,520 and 326,880 is: 525,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,520 : 326,880 = 326,880 : x
  2. Step 2: Convert to fraction form
    203,520/326,880 = 326,880/x
  3. Step 3: Cross multiply
    203,520x = 326,880 × 326,880
  4. Step 4: Simplify right side
    203,520x = 106,850,534,400
  5. Step 5: Solve for x
    x = 106,850,534,400/203,520
  6. Step 6: Final answer
    x = 525,012.45

Related Problems

Find third proportional to 101,760 and 163,440
Half scale
Find third proportional to 407,040 and 653,760
Double scale
Find third proportional to 203,522 and 326,883
Similar ratio
Find third proportional to 305,280 and 490,320
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.