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Finding the Fourth Proportional to 466.46, 700.14 and 284.21

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Solution

The fourth proportional to 466.46, 700.14 and 284.21 is: 426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.46 : 700.14 = 284.21 : x
  2. Step 2: Convert to fraction form
    466.46/700.14 = 284.21/x
  3. Step 3: Cross multiply
    466.46x = 700.14 × 284.21
  4. Step 4: Simplify right side
    466.46x = 198,986.98
  5. Step 5: Solve for x
    x = 198,986.98/466.46
  6. Step 6: Final answer
    x = 426.59

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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.