Home / 948.25-1,420.92-703.58

Finding the Fourth Proportional to 948.25, 1,420.92 and 703.58

Calculator

Solution

The fourth proportional to 948.25, 1,420.92 and 703.58 is: 1,054.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    948.25 : 1,420.92 = 703.58 : x
  2. Step 2: Convert to fraction form
    948.25/1,420.92 = 703.58/x
  3. Step 3: Cross multiply
    948.25x = 1,420.92 × 703.58
  4. Step 4: Simplify right side
    948.25x = 999,734.45
  5. Step 5: Solve for x
    x = 999,734.45/948.25
  6. Step 6: Final answer
    x = 1,054.30

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.