Home / 217,960.60-326,940.90-191,716.60

Finding the Fourth Proportional to 217,960.60, 326,940.90 and 191,716.60

Calculator

Solution

The fourth proportional to 217,960.60, 326,940.90 and 191,716.60 is: 287,574.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,960.60 : 326,940.90 = 191,716.60 : x
  2. Step 2: Convert to fraction form
    217,960.60/326,940.90 = 191,716.60/x
  3. Step 3: Cross multiply
    217,960.60x = 326,940.90 × 191,716.60
  4. Step 4: Simplify right side
    217,960.60x = 62,679,997,748.94
  5. Step 5: Solve for x
    x = 62,679,997,748.94/217,960.60
  6. Step 6: Final answer
    x = 287,574.90

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.