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Finding the Fourth Proportional to 336,449.54, 504,759.18 and 111,811.16

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Solution

The fourth proportional to 336,449.54, 504,759.18 and 111,811.16 is: 167,744.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,449.54 : 504,759.18 = 111,811.16 : x
  2. Step 2: Convert to fraction form
    336,449.54/504,759.18 = 111,811.16/x
  3. Step 3: Cross multiply
    336,449.54x = 504,759.18 × 111,811.16
  4. Step 4: Simplify right side
    336,449.54x = 56,437,709,436.45
  5. Step 5: Solve for x
    x = 56,437,709,436.45/336,449.54
  6. Step 6: Final answer
    x = 167,744.94

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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.