Home / 369.83-510.24-238.86

Finding the Fourth Proportional to 369.83, 510.24 and 238.86

Calculator

Solution

The fourth proportional to 369.83, 510.24 and 238.86 is: 329.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.83 : 510.24 = 238.86 : x
  2. Step 2: Convert to fraction form
    369.83/510.24 = 238.86/x
  3. Step 3: Cross multiply
    369.83x = 510.24 × 238.86
  4. Step 4: Simplify right side
    369.83x = 121,875.93
  5. Step 5: Solve for x
    x = 121,875.93/369.83
  6. Step 6: Final answer
    x = 329.55

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.