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Finding the Fourth Proportional to 356.25, 533.67 and 182.40

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Solution

The fourth proportional to 356.25, 533.67 and 182.40 is: 273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.25 : 533.67 = 182.40 : x
  2. Step 2: Convert to fraction form
    356.25/533.67 = 182.40/x
  3. Step 3: Cross multiply
    356.25x = 533.67 × 182.40
  4. Step 4: Simplify right side
    356.25x = 97,340.50
  5. Step 5: Solve for x
    x = 97,340.50/356.25
  6. Step 6: Final answer
    x = 273.24

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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.