Home / 1,784.95-2,677.62-486.52

Finding the Fourth Proportional to 1,784.95, 2,677.62 and 486.52

Calculator

Solution

The fourth proportional to 1,784.95, 2,677.62 and 486.52 is: 729.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784.95 : 2,677.62 = 486.52 : x
  2. Step 2: Convert to fraction form
    1,784.95/2,677.62 = 486.52/x
  3. Step 3: Cross multiply
    1,784.95x = 2,677.62 × 486.52
  4. Step 4: Simplify right side
    1,784.95x = 1,302,715.68
  5. Step 5: Solve for x
    x = 1,302,715.68/1,784.95
  6. Step 6: Final answer
    x = 729.83

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.