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Finding the Fourth Proportional to 603,843.75, 833,302.47 and 331,928.59

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Solution

The fourth proportional to 603,843.75, 833,302.47 and 331,928.59 is: 458,060.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,843.75 : 833,302.47 = 331,928.59 : x
  2. Step 2: Convert to fraction form
    603,843.75/833,302.47 = 331,928.59/x
  3. Step 3: Cross multiply
    603,843.75x = 833,302.47 × 331,928.59
  4. Step 4: Simplify right side
    603,843.75x = 276,596,913,910.62
  5. Step 5: Solve for x
    x = 276,596,913,910.62/603,843.75
  6. Step 6: Final answer
    x = 458,060.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.