Home / 798.93-1,199.77-434.43

Finding the Fourth Proportional to 798.93, 1,199.77 and 434.43

Calculator

Solution

The fourth proportional to 798.93, 1,199.77 and 434.43 is: 652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    798.93 : 1,199.77 = 434.43 : x
  2. Step 2: Convert to fraction form
    798.93/1,199.77 = 434.43/x
  3. Step 3: Cross multiply
    798.93x = 1,199.77 × 434.43
  4. Step 4: Simplify right side
    798.93x = 521,216.08
  5. Step 5: Solve for x
    x = 521,216.08/798.93
  6. Step 6: Final answer
    x = 652.39

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.