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Finding the Fourth Proportional to 336.14, 504.28 and 236.40

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Solution

The fourth proportional to 336.14, 504.28 and 236.40 is: 354.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.14 : 504.28 = 236.40 : x
  2. Step 2: Convert to fraction form
    336.14/504.28 = 236.40/x
  3. Step 3: Cross multiply
    336.14x = 504.28 × 236.40
  4. Step 4: Simplify right side
    336.14x = 119,211.79
  5. Step 5: Solve for x
    x = 119,211.79/336.14
  6. Step 6: Final answer
    x = 354.65

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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.