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Finding the Fourth Proportional to 336,279.50, 504,715.31 and 176,469.54

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Solution

The fourth proportional to 336,279.50, 504,715.31 and 176,469.54 is: 264,859.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,279.50 : 504,715.31 = 176,469.54 : x
  2. Step 2: Convert to fraction form
    336,279.50/504,715.31 = 176,469.54/x
  3. Step 3: Cross multiply
    336,279.50x = 504,715.31 × 176,469.54
  4. Step 4: Simplify right side
    336,279.50x = 89,066,877,704.31
  5. Step 5: Solve for x
    x = 89,066,877,704.31/336,279.50
  6. Step 6: Final answer
    x = 264,859.67

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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.