Home / 466.10-699.15-419.70

Finding the Fourth Proportional to 466.10, 699.15 and 419.70

Calculator

Solution

The fourth proportional to 466.10, 699.15 and 419.70 is: 629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.10 : 699.15 = 419.70 : x
  2. Step 2: Convert to fraction form
    466.10/699.15 = 419.70/x
  3. Step 3: Cross multiply
    466.10x = 699.15 × 419.70
  4. Step 4: Simplify right side
    466.10x = 293,433.26
  5. Step 5: Solve for x
    x = 293,433.26/466.10
  6. Step 6: Final answer
    x = 629.55

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.