Home / 433,000-647,740

Finding the Third Proportional to 433,000 and 647,740

Calculator

Solution

The third proportional to 433,000 and 647,740 is: 968,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,000 : 647,740 = 647,740 : x
  2. Step 2: Convert to fraction form
    433,000/647,740 = 647,740/x
  3. Step 3: Cross multiply
    433,000x = 647,740 × 647,740
  4. Step 4: Simplify right side
    433,000x = 419,567,107,600
  5. Step 5: Solve for x
    x = 419,567,107,600/433,000
  6. Step 6: Final answer
    x = 968,977.15

Related Problems

Find third proportional to 216,500 and 323,870
Half scale
Find third proportional to 866,000 and 1,295,480
Double scale
Find third proportional to 433,002 and 647,743
Similar ratio
Find third proportional to 649,500 and 971,610
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.