Home / 140,788-283,880

Finding the Third Proportional to 140,788 and 283,880

Calculator

Solution

The third proportional to 140,788 and 283,880 is: 572,405.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,788 : 283,880 = 283,880 : x
  2. Step 2: Convert to fraction form
    140,788/283,880 = 283,880/x
  3. Step 3: Cross multiply
    140,788x = 283,880 × 283,880
  4. Step 4: Simplify right side
    140,788x = 80,587,854,400
  5. Step 5: Solve for x
    x = 80,587,854,400/140,788
  6. Step 6: Final answer
    x = 572,405.71

Related Problems

Find third proportional to 70,394 and 141,940
Half scale
Find third proportional to 281,576 and 567,760
Double scale
Find third proportional to 140,790 and 283,884
Similar ratio
Find third proportional to 211,182 and 425,820
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.02) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.