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Finding the Fourth Proportional to 412.02, 568.63 and 237.36

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Solution

The fourth proportional to 412.02, 568.63 and 237.36 is: 327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    412.02 : 568.63 = 237.36 : x
  2. Step 2: Convert to fraction form
    412.02/568.63 = 237.36/x
  3. Step 3: Cross multiply
    412.02x = 568.63 × 237.36
  4. Step 4: Simplify right side
    412.02x = 134,970.02
  5. Step 5: Solve for x
    x = 134,970.02/412.02
  6. Step 6: Final answer
    x = 327.58

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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.