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Finding the Fourth Proportional to 603,799.76, 833,262.73 and 331,888.69

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Solution

The fourth proportional to 603,799.76, 833,262.73 and 331,888.69 is: 458,016.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,799.76 : 833,262.73 = 331,888.69 : x
  2. Step 2: Convert to fraction form
    603,799.76/833,262.73 = 331,888.69/x
  3. Step 3: Cross multiply
    603,799.76x = 833,262.73 × 331,888.69
  4. Step 4: Simplify right side
    603,799.76x = 276,550,470,059.77
  5. Step 5: Solve for x
    x = 276,550,470,059.77/603,799.76
  6. Step 6: Final answer
    x = 458,016.86

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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.