Home / 546.21-753.84-313.38

Finding the Fourth Proportional to 546.21, 753.84 and 313.38

Calculator

Solution

The fourth proportional to 546.21, 753.84 and 313.38 is: 432.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.21 : 753.84 = 313.38 : x
  2. Step 2: Convert to fraction form
    546.21/753.84 = 313.38/x
  3. Step 3: Cross multiply
    546.21x = 753.84 × 313.38
  4. Step 4: Simplify right side
    546.21x = 236,238.38
  5. Step 5: Solve for x
    x = 236,238.38/546.21
  6. Step 6: Final answer
    x = 432.50

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.