Home / 1,422.97-2,134.46-498.67

Finding the Fourth Proportional to 1,422.97, 2,134.46 and 498.67

Calculator

Solution

The fourth proportional to 1,422.97, 2,134.46 and 498.67 is: 748.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422.97 : 2,134.46 = 498.67 : x
  2. Step 2: Convert to fraction form
    1,422.97/2,134.46 = 498.67/x
  3. Step 3: Cross multiply
    1,422.97x = 2,134.46 × 498.67
  4. Step 4: Simplify right side
    1,422.97x = 1,064,387.08
  5. Step 5: Solve for x
    x = 1,064,387.08/1,422.97
  6. Step 6: Final answer
    x = 748.01

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.