Home / 510,436-765,660.48-178,012

Finding the Fourth Proportional to 510,436, 765,660.48 and 178,012

Calculator

Solution

The fourth proportional to 510,436, 765,660.48 and 178,012 is: 267,020.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,436 : 765,660.48 = 178,012 : x
  2. Step 2: Convert to fraction form
    510,436/765,660.48 = 178,012/x
  3. Step 3: Cross multiply
    510,436x = 765,660.48 × 178,012
  4. Step 4: Simplify right side
    510,436x = 136,296,753,365.76
  5. Step 5: Solve for x
    x = 136,296,753,365.76/510,436
  6. Step 6: Final answer
    x = 267,020.26

Related Problems

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.