Home / 1,376.31-2,064.50-350.31

Finding the Fourth Proportional to 1,376.31, 2,064.50 and 350.31

Calculator

Solution

The fourth proportional to 1,376.31, 2,064.50 and 350.31 is: 525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376.31 : 2,064.50 = 350.31 : x
  2. Step 2: Convert to fraction form
    1,376.31/2,064.50 = 350.31/x
  3. Step 3: Cross multiply
    1,376.31x = 2,064.50 × 350.31
  4. Step 4: Simplify right side
    1,376.31x = 723,215.00
  5. Step 5: Solve for x
    x = 723,215.00/1,376.31
  6. Step 6: Final answer
    x = 525.47

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.