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Finding the Fourth Proportional to 954.24, 1,429.68 and 466.64

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Solution

The fourth proportional to 954.24, 1,429.68 and 466.64 is: 699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    954.24 : 1,429.68 = 466.64 : x
  2. Step 2: Convert to fraction form
    954.24/1,429.68 = 466.64/x
  3. Step 3: Cross multiply
    954.24x = 1,429.68 × 466.64
  4. Step 4: Simplify right side
    954.24x = 667,145.88
  5. Step 5: Solve for x
    x = 667,145.88/954.24
  6. Step 6: Final answer
    x = 699.14

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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.