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Finding the Fourth Proportional to 336,015.34, 503,848 and 158,474.68

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Solution

The fourth proportional to 336,015.34, 503,848 and 158,474.68 is: 237,629.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,015.34 : 503,848 = 158,474.68 : x
  2. Step 2: Convert to fraction form
    336,015.34/503,848 = 158,474.68/x
  3. Step 3: Cross multiply
    336,015.34x = 503,848 × 158,474.68
  4. Step 4: Simplify right side
    336,015.34x = 79,847,150,568.64
  5. Step 5: Solve for x
    x = 79,847,150,568.64/336,015.34
  6. Step 6: Final answer
    x = 237,629.48

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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.