Home / 270,487-587,630

Finding the Third Proportional to 270,487 and 587,630

Calculator

Solution

The third proportional to 270,487 and 587,630 is: 1,276,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,487 : 587,630 = 587,630 : x
  2. Step 2: Convert to fraction form
    270,487/587,630 = 587,630/x
  3. Step 3: Cross multiply
    270,487x = 587,630 × 587,630
  4. Step 4: Simplify right side
    270,487x = 345,309,016,900
  5. Step 5: Solve for x
    x = 345,309,016,900/270,487
  6. Step 6: Final answer
    x = 1,276,619.64

Related Problems

Find third proportional to 135,243.50 and 293,815
Half scale
Find third proportional to 540,974 and 1,175,260
Double scale
Find third proportional to 270,489 and 587,634
Similar ratio
Find third proportional to 405,730.50 and 881,445
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.