Home / 999,910.88-1,500,022.73-325,835.72

Finding the Fourth Proportional to 999,910.88, 1,500,022.73 and 325,835.72

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Solution

The fourth proportional to 999,910.88, 1,500,022.73 and 325,835.72 is: 488,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,910.88 : 1,500,022.73 = 325,835.72 : x
  2. Step 2: Convert to fraction form
    999,910.88/1,500,022.73 = 325,835.72/x
  3. Step 3: Cross multiply
    999,910.88x = 1,500,022.73 × 325,835.72
  4. Step 4: Simplify right side
    999,910.88x = 488,760,979,560.39
  5. Step 5: Solve for x
    x = 488,760,979,560.39/999,910.88
  6. Step 6: Final answer
    x = 488,804.54

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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.