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Finding the Fourth Proportional to 332,879.04, 459,269.28 and 196,928.64

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Solution

The fourth proportional to 332,879.04, 459,269.28 and 196,928.64 is: 271,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,879.04 : 459,269.28 = 196,928.64 : x
  2. Step 2: Convert to fraction form
    332,879.04/459,269.28 = 196,928.64/x
  3. Step 3: Cross multiply
    332,879.04x = 459,269.28 × 196,928.64
  4. Step 4: Simplify right side
    332,879.04x = 90,443,274,704.18
  5. Step 5: Solve for x
    x = 90,443,274,704.18/332,879.04
  6. Step 6: Final answer
    x = 271,700.12

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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.