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Finding the Fourth Proportional to 467.70, 700.47 and 304.98

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Solution

The fourth proportional to 467.70, 700.47 and 304.98 is: 456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.70 : 700.47 = 304.98 : x
  2. Step 2: Convert to fraction form
    467.70/700.47 = 304.98/x
  3. Step 3: Cross multiply
    467.70x = 700.47 × 304.98
  4. Step 4: Simplify right side
    467.70x = 213,629.34
  5. Step 5: Solve for x
    x = 213,629.34/467.70
  6. Step 6: Final answer
    x = 456.77

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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.