Home / 318,751.90-439,778.90-180,908.66

Finding the Fourth Proportional to 318,751.90, 439,778.90 and 180,908.66

Calculator

Solution

The fourth proportional to 318,751.90, 439,778.90 and 180,908.66 is: 249,597.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,751.90 : 439,778.90 = 180,908.66 : x
  2. Step 2: Convert to fraction form
    318,751.90/439,778.90 = 180,908.66/x
  3. Step 3: Cross multiply
    318,751.90x = 439,778.90 × 180,908.66
  4. Step 4: Simplify right side
    318,751.90x = 79,559,813,046.99
  5. Step 5: Solve for x
    x = 79,559,813,046.99/318,751.90
  6. Step 6: Final answer
    x = 249,597.93

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.