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Finding the Fourth Proportional to 355.35, 532.06 and 183.99

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Solution

The fourth proportional to 355.35, 532.06 and 183.99 is: 275.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    355.35 : 532.06 = 183.99 : x
  2. Step 2: Convert to fraction form
    355.35/532.06 = 183.99/x
  3. Step 3: Cross multiply
    355.35x = 532.06 × 183.99
  4. Step 4: Simplify right side
    355.35x = 97,893.72
  5. Step 5: Solve for x
    x = 97,893.72/355.35
  6. Step 6: Final answer
    x = 275.49

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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.