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Finding the Fourth Proportional to 332,712.62, 459,152.64 and 203,648.54

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Solution

The fourth proportional to 332,712.62, 459,152.64 and 203,648.54 is: 281,040.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,712.62 : 459,152.64 = 203,648.54 : x
  2. Step 2: Convert to fraction form
    332,712.62/459,152.64 = 203,648.54/x
  3. Step 3: Cross multiply
    332,712.62x = 459,152.64 × 203,648.54
  4. Step 4: Simplify right side
    332,712.62x = 93,505,764,773.15
  5. Step 5: Solve for x
    x = 93,505,764,773.15/332,712.62
  6. Step 6: Final answer
    x = 281,040.63

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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.