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Finding the Fourth Proportional to 335.23, 502.68 and 152.59

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Solution

The fourth proportional to 335.23, 502.68 and 152.59 is: 228.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    335.23 : 502.68 = 152.59 : x
  2. Step 2: Convert to fraction form
    335.23/502.68 = 152.59/x
  3. Step 3: Cross multiply
    335.23x = 502.68 × 152.59
  4. Step 4: Simplify right side
    335.23x = 76,703.94
  5. Step 5: Solve for x
    x = 76,703.94/335.23
  6. Step 6: Final answer
    x = 228.81

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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.