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Finding the Fourth Proportional to 333,102.76, 459,676.07 and 187,908.86

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Solution

The fourth proportional to 333,102.76, 459,676.07 and 187,908.86 is: 259,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,102.76 : 459,676.07 = 187,908.86 : x
  2. Step 2: Convert to fraction form
    333,102.76/459,676.07 = 187,908.86/x
  3. Step 3: Cross multiply
    333,102.76x = 459,676.07 × 187,908.86
  4. Step 4: Simplify right side
    333,102.76x = 86,377,203,984.60
  5. Step 5: Solve for x
    x = 86,377,203,984.60/333,102.76
  6. Step 6: Final answer
    x = 259,310.98

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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.