Home / 405,872.14-608,225.92-228,004.96

Finding the Fourth Proportional to 405,872.14, 608,225.92 and 228,004.96

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Solution

The fourth proportional to 405,872.14, 608,225.92 and 228,004.96 is: 341,680.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,872.14 : 608,225.92 = 228,004.96 : x
  2. Step 2: Convert to fraction form
    405,872.14/608,225.92 = 228,004.96/x
  3. Step 3: Cross multiply
    405,872.14x = 608,225.92 × 228,004.96
  4. Step 4: Simplify right side
    405,872.14x = 138,678,526,560.56
  5. Step 5: Solve for x
    x = 138,678,526,560.56/405,872.14
  6. Step 6: Final answer
    x = 341,680.33

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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.