Home / 865,826.80-1,296,115.80-654,125.20

Finding the Fourth Proportional to 865,826.80, 1,296,115.80 and 654,125.20

Calculator

Solution

The fourth proportional to 865,826.80, 1,296,115.80 and 654,125.20 is: 979,205.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,826.80 : 1,296,115.80 = 654,125.20 : x
  2. Step 2: Convert to fraction form
    865,826.80/1,296,115.80 = 654,125.20/x
  3. Step 3: Cross multiply
    865,826.80x = 1,296,115.80 × 654,125.20
  4. Step 4: Simplify right side
    865,826.80x = 847,822,006,898.16
  5. Step 5: Solve for x
    x = 847,822,006,898.16/865,826.80
  6. Step 6: Final answer
    x = 979,205.09

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.