Home / 1,546.13-2,319.43-520.37

Finding the Fourth Proportional to 1,546.13, 2,319.43 and 520.37

Calculator

Solution

The fourth proportional to 1,546.13, 2,319.43 and 520.37 is: 780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,546.13 : 2,319.43 = 520.37 : x
  2. Step 2: Convert to fraction form
    1,546.13/2,319.43 = 520.37/x
  3. Step 3: Cross multiply
    1,546.13x = 2,319.43 × 520.37
  4. Step 4: Simplify right side
    1,546.13x = 1,206,961.79
  5. Step 5: Solve for x
    x = 1,206,961.79/1,546.13
  6. Step 6: Final answer
    x = 780.63

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.