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Finding the Fourth Proportional to 1,033.94, 1,549.02 and 923.22

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Solution

The fourth proportional to 1,033.94, 1,549.02 and 923.22 is: 1,383.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.94 : 1,549.02 = 923.22 : x
  2. Step 2: Convert to fraction form
    1,033.94/1,549.02 = 923.22/x
  3. Step 3: Cross multiply
    1,033.94x = 1,549.02 × 923.22
  4. Step 4: Simplify right side
    1,033.94x = 1,430,088.55
  5. Step 5: Solve for x
    x = 1,430,088.55/1,033.94
  6. Step 6: Final answer
    x = 1,383.15

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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.