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Finding the Fourth Proportional to 466.07, 698.88 and 188.35

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Solution

The fourth proportional to 466.07, 698.88 and 188.35 is: 282.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.07 : 698.88 = 188.35 : x
  2. Step 2: Convert to fraction form
    466.07/698.88 = 188.35/x
  3. Step 3: Cross multiply
    466.07x = 698.88 × 188.35
  4. Step 4: Simplify right side
    466.07x = 131,630.55
  5. Step 5: Solve for x
    x = 131,630.55/466.07
  6. Step 6: Final answer
    x = 282.43

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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.