Home / 655.95-983.93-290.66

Finding the Fourth Proportional to 655.95, 983.93 and 290.66

Calculator

Solution

The fourth proportional to 655.95, 983.93 and 290.66 is: 435.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    655.95 : 983.93 = 290.66 : x
  2. Step 2: Convert to fraction form
    655.95/983.93 = 290.66/x
  3. Step 3: Cross multiply
    655.95x = 983.93 × 290.66
  4. Step 4: Simplify right side
    655.95x = 285,982.72
  5. Step 5: Solve for x
    x = 285,982.72/655.95
  6. Step 6: Final answer
    x = 435.98

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.