Home / 352,064.80-528,097.20-313,357.60

Finding the Fourth Proportional to 352,064.80, 528,097.20 and 313,357.60

Calculator

Solution

The fourth proportional to 352,064.80, 528,097.20 and 313,357.60 is: 470,036.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,064.80 : 528,097.20 = 313,357.60 : x
  2. Step 2: Convert to fraction form
    352,064.80/528,097.20 = 313,357.60/x
  3. Step 3: Cross multiply
    352,064.80x = 528,097.20 × 313,357.60
  4. Step 4: Simplify right side
    352,064.80x = 165,483,271,158.72
  5. Step 5: Solve for x
    x = 165,483,271,158.72/352,064.80
  6. Step 6: Final answer
    x = 470,036.40

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.