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Finding the Fourth Proportional to 465.65, 698.65 and 246.27

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Solution

The fourth proportional to 465.65, 698.65 and 246.27 is: 369.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    465.65 : 698.65 = 246.27 : x
  2. Step 2: Convert to fraction form
    465.65/698.65 = 246.27/x
  3. Step 3: Cross multiply
    465.65x = 698.65 × 246.27
  4. Step 4: Simplify right side
    465.65x = 172,056.54
  5. Step 5: Solve for x
    x = 172,056.54/465.65
  6. Step 6: Final answer
    x = 369.50

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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.