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Finding the Fourth Proportional to 463.12, 693.88 and 246.84

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Solution

The fourth proportional to 463.12, 693.88 and 246.84 is: 369.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.12 : 693.88 = 246.84 : x
  2. Step 2: Convert to fraction form
    463.12/693.88 = 246.84/x
  3. Step 3: Cross multiply
    463.12x = 693.88 × 246.84
  4. Step 4: Simplify right side
    463.12x = 171,277.34
  5. Step 5: Solve for x
    x = 171,277.34/463.12
  6. Step 6: Final answer
    x = 369.83

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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.