Home / 432-498

Finding the Third Proportional to 432 and 498

Calculator

Solution

The third proportional to 432 and 498 is: 574.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    432 : 498 = 498 : x
  2. Step 2: Convert to fraction form
    432/498 = 498/x
  3. Step 3: Cross multiply
    432x = 498 × 498
  4. Step 4: Simplify right side
    432x = 248,004
  5. Step 5: Solve for x
    x = 248,004/432
  6. Step 6: Final answer
    x = 574.08

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.