Home / 342.64-514.02-150.40

Finding the Fourth Proportional to 342.64, 514.02 and 150.40

Calculator

Solution

The fourth proportional to 342.64, 514.02 and 150.40 is: 225.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    342.64 : 514.02 = 150.40 : x
  2. Step 2: Convert to fraction form
    342.64/514.02 = 150.40/x
  3. Step 3: Cross multiply
    342.64x = 514.02 × 150.40
  4. Step 4: Simplify right side
    342.64x = 77,308.61
  5. Step 5: Solve for x
    x = 77,308.61/342.64
  6. Step 6: Final answer
    x = 225.63

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.