Home / 1,163,338.58-1,745,046.74-321,819.86

Finding the Fourth Proportional to 1,163,338.58, 1,745,046.74 and 321,819.86

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Solution

The fourth proportional to 1,163,338.58, 1,745,046.74 and 321,819.86 is: 482,740.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,338.58 : 1,745,046.74 = 321,819.86 : x
  2. Step 2: Convert to fraction form
    1,163,338.58/1,745,046.74 = 321,819.86/x
  3. Step 3: Cross multiply
    1,163,338.58x = 1,745,046.74 × 321,819.86
  4. Step 4: Simplify right side
    1,163,338.58x = 561,590,689,639.57
  5. Step 5: Solve for x
    x = 561,590,689,639.57/1,163,338.58
  6. Step 6: Final answer
    x = 482,740.54

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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.