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Finding the Fourth Proportional to 245,812.59, 368,788.14 and 222,389.82

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Solution

The fourth proportional to 245,812.59, 368,788.14 and 222,389.82 is: 333,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,812.59 : 368,788.14 = 222,389.82 : x
  2. Step 2: Convert to fraction form
    245,812.59/368,788.14 = 222,389.82/x
  3. Step 3: Cross multiply
    245,812.59x = 368,788.14 × 222,389.82
  4. Step 4: Simplify right side
    245,812.59x = 82,014,728,072.73
  5. Step 5: Solve for x
    x = 82,014,728,072.73/245,812.59
  6. Step 6: Final answer
    x = 333,647.39

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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.