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Finding the Fourth Proportional to 369.36, 554.55 and 232.00

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Solution

The fourth proportional to 369.36, 554.55 and 232.00 is: 348.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    369.36 : 554.55 = 232.00 : x
  2. Step 2: Convert to fraction form
    369.36/554.55 = 232.00/x
  3. Step 3: Cross multiply
    369.36x = 554.55 × 232.00
  4. Step 4: Simplify right side
    369.36x = 128,653.34
  5. Step 5: Solve for x
    x = 128,653.34/369.36
  6. Step 6: Final answer
    x = 348.31

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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.