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Finding the Fourth Proportional to 357.12, 536.04 and 333.60

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Solution

The fourth proportional to 357.12, 536.04 and 333.60 is: 500.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.12 : 536.04 = 333.60 : x
  2. Step 2: Convert to fraction form
    357.12/536.04 = 333.60/x
  3. Step 3: Cross multiply
    357.12x = 536.04 × 333.60
  4. Step 4: Simplify right side
    357.12x = 178,822.94
  5. Step 5: Solve for x
    x = 178,822.94/357.12
  6. Step 6: Final answer
    x = 500.74

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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.