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Finding the Fourth Proportional to 335,553.91, 503,409.70 and 110,914.36

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Solution

The fourth proportional to 335,553.91, 503,409.70 and 110,914.36 is: 166,397.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,553.91 : 503,409.70 = 110,914.36 : x
  2. Step 2: Convert to fraction form
    335,553.91/503,409.70 = 110,914.36/x
  3. Step 3: Cross multiply
    335,553.91x = 503,409.70 × 110,914.36
  4. Step 4: Simplify right side
    335,553.91x = 55,835,364,693.29
  5. Step 5: Solve for x
    x = 55,835,364,693.29/335,553.91
  6. Step 6: Final answer
    x = 166,397.60

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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.