Home / 603,257.49-904,736.79-203,889.42

Finding the Fourth Proportional to 603,257.49, 904,736.79 and 203,889.42

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Solution

The fourth proportional to 603,257.49, 904,736.79 and 203,889.42 is: 305,783.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,257.49 : 904,736.79 = 203,889.42 : x
  2. Step 2: Convert to fraction form
    603,257.49/904,736.79 = 203,889.42/x
  3. Step 3: Cross multiply
    603,257.49x = 904,736.79 × 203,889.42
  4. Step 4: Simplify right side
    603,257.49x = 184,466,259,365.76
  5. Step 5: Solve for x
    x = 184,466,259,365.76/603,257.49
  6. Step 6: Final answer
    x = 305,783.62

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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.