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Finding the Fourth Proportional to 332,951.85, 459,445.77 and 187,749.50

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Solution

The fourth proportional to 332,951.85, 459,445.77 and 187,749.50 is: 259,078.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,951.85 : 459,445.77 = 187,749.50 : x
  2. Step 2: Convert to fraction form
    332,951.85/459,445.77 = 187,749.50/x
  3. Step 3: Cross multiply
    332,951.85x = 459,445.77 × 187,749.50
  4. Step 4: Simplify right side
    332,951.85x = 86,260,711,297.39
  5. Step 5: Solve for x
    x = 86,260,711,297.39/332,951.85
  6. Step 6: Final answer
    x = 259,078.64

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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.