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Finding the Fourth Proportional to 412.52, 569.37 and 246.83

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Solution

The fourth proportional to 412.52, 569.37 and 246.83 is: 340.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    412.52 : 569.37 = 246.83 : x
  2. Step 2: Convert to fraction form
    412.52/569.37 = 246.83/x
  3. Step 3: Cross multiply
    412.52x = 569.37 × 246.83
  4. Step 4: Simplify right side
    412.52x = 140,537.60
  5. Step 5: Solve for x
    x = 140,537.60/412.52
  6. Step 6: Final answer
    x = 340.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.