Home / 356,410.16-491,845.76-195,275.28

Finding the Fourth Proportional to 356,410.16, 491,845.76 and 195,275.28

Calculator

Solution

The fourth proportional to 356,410.16, 491,845.76 and 195,275.28 is: 269,479.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,410.16 : 491,845.76 = 195,275.28 : x
  2. Step 2: Convert to fraction form
    356,410.16/491,845.76 = 195,275.28/x
  3. Step 3: Cross multiply
    356,410.16x = 491,845.76 × 195,275.28
  4. Step 4: Simplify right side
    356,410.16x = 96,045,318,500.81
  5. Step 5: Solve for x
    x = 96,045,318,500.81/356,410.16
  6. Step 6: Final answer
    x = 269,479.74

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.