Home / 887.25-1,331.42-374.25

Finding the Fourth Proportional to 887.25, 1,331.42 and 374.25

Calculator

Solution

The fourth proportional to 887.25, 1,331.42 and 374.25 is: 561.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    887.25 : 1,331.42 = 374.25 : x
  2. Step 2: Convert to fraction form
    887.25/1,331.42 = 374.25/x
  3. Step 3: Cross multiply
    887.25x = 1,331.42 × 374.25
  4. Step 4: Simplify right side
    887.25x = 498,282.06
  5. Step 5: Solve for x
    x = 498,282.06/887.25
  6. Step 6: Final answer
    x = 561.60

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.