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Finding the Fourth Proportional to 466.61, 699.67 and 247.35

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Solution

The fourth proportional to 466.61, 699.67 and 247.35 is: 370.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    466.61 : 699.67 = 247.35 : x
  2. Step 2: Convert to fraction form
    466.61/699.67 = 247.35/x
  3. Step 3: Cross multiply
    466.61x = 699.67 × 247.35
  4. Step 4: Simplify right side
    466.61x = 173,066.31
  5. Step 5: Solve for x
    x = 173,066.31/466.61
  6. Step 6: Final answer
    x = 370.90

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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.