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Finding the Fourth Proportional to 350.37, 483.54 and 203.00

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Solution

The fourth proportional to 350.37, 483.54 and 203.00 is: 280.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    350.37 : 483.54 = 203.00 : x
  2. Step 2: Convert to fraction form
    350.37/483.54 = 203.00/x
  3. Step 3: Cross multiply
    350.37x = 483.54 × 203.00
  4. Step 4: Simplify right side
    350.37x = 98,158.78
  5. Step 5: Solve for x
    x = 98,158.78/350.37
  6. Step 6: Final answer
    x = 280.16

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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.