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Finding the Fourth Proportional to 336.37, 504.10 and 153.67

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Solution

The fourth proportional to 336.37, 504.10 and 153.67 is: 230.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336.37 : 504.10 = 153.67 : x
  2. Step 2: Convert to fraction form
    336.37/504.10 = 153.67/x
  3. Step 3: Cross multiply
    336.37x = 504.10 × 153.67
  4. Step 4: Simplify right side
    336.37x = 77,465.05
  5. Step 5: Solve for x
    x = 77,465.05/336.37
  6. Step 6: Final answer
    x = 230.30

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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.