Home / 455,825.41-683,738.61-118,865.77

Finding the Fourth Proportional to 455,825.41, 683,738.61 and 118,865.77

Calculator

Solution

The fourth proportional to 455,825.41, 683,738.61 and 118,865.77 is: 178,298.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,825.41 : 683,738.61 = 118,865.77 : x
  2. Step 2: Convert to fraction form
    455,825.41/683,738.61 = 118,865.77/x
  3. Step 3: Cross multiply
    455,825.41x = 683,738.61 × 118,865.77
  4. Step 4: Simplify right side
    455,825.41x = 81,273,116,356.38
  5. Step 5: Solve for x
    x = 81,273,116,356.38/455,825.41
  6. Step 6: Final answer
    x = 178,298.78

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.