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Finding the Fourth Proportional to 466.15, 699.64 and 304.03

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Solution

The fourth proportional to 466.15, 699.64 and 304.03 is: 456.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.15 : 699.64 = 304.03 : x
  2. Step 2: Convert to fraction form
    466.15/699.64 = 304.03/x
  3. Step 3: Cross multiply
    466.15x = 699.64 × 304.03
  4. Step 4: Simplify right side
    466.15x = 212,710.18
  5. Step 5: Solve for x
    x = 212,710.18/466.15
  6. Step 6: Final answer
    x = 456.32

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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.