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Finding the Fourth Proportional to 277.64, 416.46 and 232.02

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Solution

The fourth proportional to 277.64, 416.46 and 232.02 is: 348.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    277.64 : 416.46 = 232.02 : x
  2. Step 2: Convert to fraction form
    277.64/416.46 = 232.02/x
  3. Step 3: Cross multiply
    277.64x = 416.46 × 232.02
  4. Step 4: Simplify right side
    277.64x = 96,627.05
  5. Step 5: Solve for x
    x = 96,627.05/277.64
  6. Step 6: Final answer
    x = 348.03

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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.