Home / 829,785.87-1,244,163.29-349,766.69

Finding the Fourth Proportional to 829,785.87, 1,244,163.29 and 349,766.69

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Solution

The fourth proportional to 829,785.87, 1,244,163.29 and 349,766.69 is: 524,432.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,785.87 : 1,244,163.29 = 349,766.69 : x
  2. Step 2: Convert to fraction form
    829,785.87/1,244,163.29 = 349,766.69/x
  3. Step 3: Cross multiply
    829,785.87x = 1,244,163.29 × 349,766.69
  4. Step 4: Simplify right side
    829,785.87x = 435,166,867,793.16
  5. Step 5: Solve for x
    x = 435,166,867,793.16/829,785.87
  6. Step 6: Final answer
    x = 524,432.73

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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.