Home / 713.88-1,066.46-465.06

Finding the Fourth Proportional to 713.88, 1,066.46 and 465.06

Calculator

Solution

The fourth proportional to 713.88, 1,066.46 and 465.06 is: 694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    713.88 : 1,066.46 = 465.06 : x
  2. Step 2: Convert to fraction form
    713.88/1,066.46 = 465.06/x
  3. Step 3: Cross multiply
    713.88x = 1,066.46 × 465.06
  4. Step 4: Simplify right side
    713.88x = 495,967.89
  5. Step 5: Solve for x
    x = 495,967.89/713.88
  6. Step 6: Final answer
    x = 694.75

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.