Home / 269,826.24-404,668.80-80,235.57

Finding the Fourth Proportional to 269,826.24, 404,668.80 and 80,235.57

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Solution

The fourth proportional to 269,826.24, 404,668.80 and 80,235.57 is: 120,332.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,826.24 : 404,668.80 = 80,235.57 : x
  2. Step 2: Convert to fraction form
    269,826.24/404,668.80 = 80,235.57/x
  3. Step 3: Cross multiply
    269,826.24x = 404,668.80 × 80,235.57
  4. Step 4: Simplify right side
    269,826.24x = 32,468,831,829.22
  5. Step 5: Solve for x
    x = 32,468,831,829.22/269,826.24
  6. Step 6: Final answer
    x = 120,332.37

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1.5x scale

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.