Home / 357,640.95-493,545.15-196,494.60

Finding the Fourth Proportional to 357,640.95, 493,545.15 and 196,494.60

Calculator

Solution

The fourth proportional to 357,640.95, 493,545.15 and 196,494.60 is: 271,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,640.95 : 493,545.15 = 196,494.60 : x
  2. Step 2: Convert to fraction form
    357,640.95/493,545.15 = 196,494.60/x
  3. Step 3: Cross multiply
    357,640.95x = 493,545.15 × 196,494.60
  4. Step 4: Simplify right side
    357,640.95x = 96,978,956,831.19
  5. Step 5: Solve for x
    x = 96,978,956,831.19/357,640.95
  6. Step 6: Final answer
    x = 271,162.90

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.