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Finding the Fourth Proportional to 335.28, 502.06 and 304.50

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Solution

The fourth proportional to 335.28, 502.06 and 304.50 is: 455.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.28 : 502.06 = 304.50 : x
  2. Step 2: Convert to fraction form
    335.28/502.06 = 304.50/x
  3. Step 3: Cross multiply
    335.28x = 502.06 × 304.50
  4. Step 4: Simplify right side
    335.28x = 152,877.27
  5. Step 5: Solve for x
    x = 152,877.27/335.28
  6. Step 6: Final answer
    x = 455.97

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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.