Home / 1,163,345.45-1,745,057.06-321,826.73

Finding the Fourth Proportional to 1,163,345.45, 1,745,057.06 and 321,826.73

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Solution

The fourth proportional to 1,163,345.45, 1,745,057.06 and 321,826.73 is: 482,750.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,345.45 : 1,745,057.06 = 321,826.73 : x
  2. Step 2: Convert to fraction form
    1,163,345.45/1,745,057.06 = 321,826.73/x
  3. Step 3: Cross multiply
    1,163,345.45x = 1,745,057.06 × 321,826.73
  4. Step 4: Simplify right side
    1,163,345.45x = 561,606,007,283.21
  5. Step 5: Solve for x
    x = 561,606,007,283.21/1,163,345.45
  6. Step 6: Final answer
    x = 482,750.85

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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.