Home / 414.52-621.80-158

Finding the Fourth Proportional to 414.52, 621.80 and 158

Calculator

Solution

The fourth proportional to 414.52, 621.80 and 158 is: 237.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.52 : 621.80 = 158 : x
  2. Step 2: Convert to fraction form
    414.52/621.80 = 158/x
  3. Step 3: Cross multiply
    414.52x = 621.80 × 158
  4. Step 4: Simplify right side
    414.52x = 98,244.40
  5. Step 5: Solve for x
    x = 98,244.40/414.52
  6. Step 6: Final answer
    x = 237.01

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.