Home / 587,796-879,420

Finding the Third Proportional to 587,796 and 879,420

Calculator

Solution

The third proportional to 587,796 and 879,420 is: 1,315,727.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,796 : 879,420 = 879,420 : x
  2. Step 2: Convert to fraction form
    587,796/879,420 = 879,420/x
  3. Step 3: Cross multiply
    587,796x = 879,420 × 879,420
  4. Step 4: Simplify right side
    587,796x = 773,379,536,400
  5. Step 5: Solve for x
    x = 773,379,536,400/587,796
  6. Step 6: Final answer
    x = 1,315,727.80

Related Problems

Find third proportional to 293,898 and 439,710
Half scale
Find third proportional to 1,175,592 and 1,758,840
Double scale
Find third proportional to 587,798 and 879,423
Similar ratio
Find third proportional to 881,694 and 1,319,130
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.