Home / 211,552-330,200

Finding the Third Proportional to 211,552 and 330,200

Calculator

Solution

The third proportional to 211,552 and 330,200 is: 515,391.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,552 : 330,200 = 330,200 : x
  2. Step 2: Convert to fraction form
    211,552/330,200 = 330,200/x
  3. Step 3: Cross multiply
    211,552x = 330,200 × 330,200
  4. Step 4: Simplify right side
    211,552x = 109,032,040,000
  5. Step 5: Solve for x
    x = 109,032,040,000/211,552
  6. Step 6: Final answer
    x = 515,391.20

Related Problems

Find third proportional to 105,776 and 165,100
Half scale
Find third proportional to 423,104 and 660,400
Double scale
Find third proportional to 211,554 and 330,203
Similar ratio
Find third proportional to 317,328 and 495,300
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.