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Finding the Fourth Proportional to 335,992.32, 503,930.16 and 114,376.32

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Solution

The fourth proportional to 335,992.32, 503,930.16 and 114,376.32 is: 171,544.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,992.32 : 503,930.16 = 114,376.32 : x
  2. Step 2: Convert to fraction form
    335,992.32/503,930.16 = 114,376.32/x
  3. Step 3: Cross multiply
    335,992.32x = 503,930.16 × 114,376.32
  4. Step 4: Simplify right side
    335,992.32x = 57,637,677,237.81
  5. Step 5: Solve for x
    x = 57,637,677,237.81/335,992.32
  6. Step 6: Final answer
    x = 171,544.63

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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.