Home / 775,049.95-1,162,797.27-325,539.64

Finding the Fourth Proportional to 775,049.95, 1,162,797.27 and 325,539.64

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Solution

The fourth proportional to 775,049.95, 1,162,797.27 and 325,539.64 is: 488,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,049.95 : 1,162,797.27 = 325,539.64 : x
  2. Step 2: Convert to fraction form
    775,049.95/1,162,797.27 = 325,539.64/x
  3. Step 3: Cross multiply
    775,049.95x = 1,162,797.27 × 325,539.64
  4. Step 4: Simplify right side
    775,049.95x = 378,536,604,668.78
  5. Step 5: Solve for x
    x = 378,536,604,668.78/775,049.95
  6. Step 6: Final answer
    x = 488,402.85

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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.