Home / 528.76-792.33-312.10

Finding the Fourth Proportional to 528.76, 792.33 and 312.10

Calculator

Solution

The fourth proportional to 528.76, 792.33 and 312.10 is: 467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    528.76 : 792.33 = 312.10 : x
  2. Step 2: Convert to fraction form
    528.76/792.33 = 312.10/x
  3. Step 3: Cross multiply
    528.76x = 792.33 × 312.10
  4. Step 4: Simplify right side
    528.76x = 247,286.19
  5. Step 5: Solve for x
    x = 247,286.19/528.76
  6. Step 6: Final answer
    x = 467.67

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.