Home / 325,427.22-488,028.33-154,629.18

Finding the Fourth Proportional to 325,427.22, 488,028.33 and 154,629.18

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Solution

The fourth proportional to 325,427.22, 488,028.33 and 154,629.18 is: 231,890.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,427.22 : 488,028.33 = 154,629.18 : x
  2. Step 2: Convert to fraction form
    325,427.22/488,028.33 = 154,629.18/x
  3. Step 3: Cross multiply
    325,427.22x = 488,028.33 × 154,629.18
  4. Step 4: Simplify right side
    325,427.22x = 75,463,420,484.67
  5. Step 5: Solve for x
    x = 75,463,420,484.67/325,427.22
  6. Step 6: Final answer
    x = 231,890.31

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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.