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Finding the Fourth Proportional to 335,449.22, 503,173.86 and 229,948.34

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Solution

The fourth proportional to 335,449.22, 503,173.86 and 229,948.34 is: 344,922.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,449.22 : 503,173.86 = 229,948.34 : x
  2. Step 2: Convert to fraction form
    335,449.22/503,173.86 = 229,948.34/x
  3. Step 3: Cross multiply
    335,449.22x = 503,173.86 × 229,948.34
  4. Step 4: Simplify right side
    335,449.22x = 115,703,993,838.39
  5. Step 5: Solve for x
    x = 115,703,993,838.39/335,449.22
  6. Step 6: Final answer
    x = 344,922.53

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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.