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Finding the Fourth Proportional to 463.22, 693.66 and 246.32

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Solution

The fourth proportional to 463.22, 693.66 and 246.32 is: 368.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    463.22 : 693.66 = 246.32 : x
  2. Step 2: Convert to fraction form
    463.22/693.66 = 246.32/x
  3. Step 3: Cross multiply
    463.22x = 693.66 × 246.32
  4. Step 4: Simplify right side
    463.22x = 170,862.33
  5. Step 5: Solve for x
    x = 170,862.33/463.22
  6. Step 6: Final answer
    x = 368.86

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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.