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Finding the Fourth Proportional to 576.01, 863.93 and 246.99

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Solution

The fourth proportional to 576.01, 863.93 and 246.99 is: 370.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.01 : 863.93 = 246.99 : x
  2. Step 2: Convert to fraction form
    576.01/863.93 = 246.99/x
  3. Step 3: Cross multiply
    576.01x = 863.93 × 246.99
  4. Step 4: Simplify right side
    576.01x = 213,382.07
  5. Step 5: Solve for x
    x = 213,382.07/576.01
  6. Step 6: Final answer
    x = 370.45

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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.