Home / 999,525.36-1,499,286.89-325,605.59

Finding the Fourth Proportional to 999,525.36, 1,499,286.89 and 325,605.59

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Solution

The fourth proportional to 999,525.36, 1,499,286.89 and 325,605.59 is: 488,408.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,525.36 : 1,499,286.89 = 325,605.59 : x
  2. Step 2: Convert to fraction form
    999,525.36/1,499,286.89 = 325,605.59/x
  3. Step 3: Cross multiply
    999,525.36x = 1,499,286.89 × 325,605.59
  4. Step 4: Simplify right side
    999,525.36x = 488,176,183,273.25
  5. Step 5: Solve for x
    x = 488,176,183,273.25/999,525.36
  6. Step 6: Final answer
    x = 488,408.00

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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.