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Finding the Fourth Proportional to 1,030.62, 1,546.17 and 300.27

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Solution

The fourth proportional to 1,030.62, 1,546.17 and 300.27 is: 450.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030.62 : 1,546.17 = 300.27 : x
  2. Step 2: Convert to fraction form
    1,030.62/1,546.17 = 300.27/x
  3. Step 3: Cross multiply
    1,030.62x = 1,546.17 × 300.27
  4. Step 4: Simplify right side
    1,030.62x = 464,268.47
  5. Step 5: Solve for x
    x = 464,268.47/1,030.62
  6. Step 6: Final answer
    x = 450.47

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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.