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Finding the Fourth Proportional to 334.77, 502.10 and 236.96

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Solution

The fourth proportional to 334.77, 502.10 and 236.96 is: 355.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.77 : 502.10 = 236.96 : x
  2. Step 2: Convert to fraction form
    334.77/502.10 = 236.96/x
  3. Step 3: Cross multiply
    334.77x = 502.10 × 236.96
  4. Step 4: Simplify right side
    334.77x = 118,973.92
  5. Step 5: Solve for x
    x = 118,973.92/334.77
  6. Step 6: Final answer
    x = 355.39

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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.