Home / 995.40-1,493.10-265.05

Finding the Fourth Proportional to 995.40, 1,493.10 and 265.05

Calculator

Solution

The fourth proportional to 995.40, 1,493.10 and 265.05 is: 397.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    995.40 : 1,493.10 = 265.05 : x
  2. Step 2: Convert to fraction form
    995.40/1,493.10 = 265.05/x
  3. Step 3: Cross multiply
    995.40x = 1,493.10 × 265.05
  4. Step 4: Simplify right side
    995.40x = 395,746.16
  5. Step 5: Solve for x
    x = 395,746.16/995.40
  6. Step 6: Final answer
    x = 397.58

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.