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Finding the Fourth Proportional to 2,222.03, 3,333.42 and 923.60

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Solution

The fourth proportional to 2,222.03, 3,333.42 and 923.60 is: 1,385.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.03 : 3,333.42 = 923.60 : x
  2. Step 2: Convert to fraction form
    2,222.03/3,333.42 = 923.60/x
  3. Step 3: Cross multiply
    2,222.03x = 3,333.42 × 923.60
  4. Step 4: Simplify right side
    2,222.03x = 3,078,746.71
  5. Step 5: Solve for x
    x = 3,078,746.71/2,222.03
  6. Step 6: Final answer
    x = 1,385.56

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.