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Finding the Fourth Proportional to 336,278.34, 504,291.72 and 111,596.88

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Solution

The fourth proportional to 336,278.34, 504,291.72 and 111,596.88 is: 167,353.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,278.34 : 504,291.72 = 111,596.88 : x
  2. Step 2: Convert to fraction form
    336,278.34/504,291.72 = 111,596.88/x
  3. Step 3: Cross multiply
    336,278.34x = 504,291.72 × 111,596.88
  4. Step 4: Simplify right side
    336,278.34x = 56,277,382,561.83
  5. Step 5: Solve for x
    x = 56,277,382,561.83/336,278.34
  6. Step 6: Final answer
    x = 167,353.58

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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.