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Finding the Fourth Proportional to 333.08, 459.52 and 228.34

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Solution

The fourth proportional to 333.08, 459.52 and 228.34 is: 315.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    333.08 : 459.52 = 228.34 : x
  2. Step 2: Convert to fraction form
    333.08/459.52 = 228.34/x
  3. Step 3: Cross multiply
    333.08x = 459.52 × 228.34
  4. Step 4: Simplify right side
    333.08x = 104,925.50
  5. Step 5: Solve for x
    x = 104,925.50/333.08
  6. Step 6: Final answer
    x = 315.02

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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.