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Finding the Fourth Proportional to 356.55, 534.06 and 182.68

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Solution

The fourth proportional to 356.55, 534.06 and 182.68 is: 273.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.55 : 534.06 = 182.68 : x
  2. Step 2: Convert to fraction form
    356.55/534.06 = 182.68/x
  3. Step 3: Cross multiply
    356.55x = 534.06 × 182.68
  4. Step 4: Simplify right side
    356.55x = 97,562.08
  5. Step 5: Solve for x
    x = 97,562.08/356.55
  6. Step 6: Final answer
    x = 273.63

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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.