Home / 338,629.20-507,943.80-336,296.40

Finding the Fourth Proportional to 338,629.20, 507,943.80 and 336,296.40

Calculator

Solution

The fourth proportional to 338,629.20, 507,943.80 and 336,296.40 is: 504,444.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,629.20 : 507,943.80 = 336,296.40 : x
  2. Step 2: Convert to fraction form
    338,629.20/507,943.80 = 336,296.40/x
  3. Step 3: Cross multiply
    338,629.20x = 507,943.80 × 336,296.40
  4. Step 4: Simplify right side
    338,629.20x = 170,819,671,342.32
  5. Step 5: Solve for x
    x = 170,819,671,342.32/338,629.20
  6. Step 6: Final answer
    x = 504,444.60

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.