Home / 847,103.95-1,270,813.34-278,516.89

Finding the Fourth Proportional to 847,103.95, 1,270,813.34 and 278,516.89

Calculator

Solution

The fourth proportional to 847,103.95, 1,270,813.34 and 278,516.89 is: 417,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,103.95 : 1,270,813.34 = 278,516.89 : x
  2. Step 2: Convert to fraction form
    847,103.95/1,270,813.34 = 278,516.89/x
  3. Step 3: Cross multiply
    847,103.95x = 1,270,813.34 × 278,516.89
  4. Step 4: Simplify right side
    847,103.95x = 353,942,979,227.31
  5. Step 5: Solve for x
    x = 353,942,979,227.31/847,103.95
  6. Step 6: Final answer
    x = 417,827.09

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.