Home / 806.64-1,112.76-585.24

Finding the Fourth Proportional to 806.64, 1,112.76 and 585.24

Calculator

Solution

The fourth proportional to 806.64, 1,112.76 and 585.24 is: 807.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    806.64 : 1,112.76 = 585.24 : x
  2. Step 2: Convert to fraction form
    806.64/1,112.76 = 585.24/x
  3. Step 3: Cross multiply
    806.64x = 1,112.76 × 585.24
  4. Step 4: Simplify right side
    806.64x = 651,231.66
  5. Step 5: Solve for x
    x = 651,231.66/806.64
  6. Step 6: Final answer
    x = 807.34

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.