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Finding the Fourth Proportional to 347,335.62, 520,997.94 and 110,674.91

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Solution

The fourth proportional to 347,335.62, 520,997.94 and 110,674.91 is: 166,010.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,335.62 : 520,997.94 = 110,674.91 : x
  2. Step 2: Convert to fraction form
    347,335.62/520,997.94 = 110,674.91/x
  3. Step 3: Cross multiply
    347,335.62x = 520,997.94 × 110,674.91
  4. Step 4: Simplify right side
    347,335.62x = 57,661,397,514.70
  5. Step 5: Solve for x
    x = 57,661,397,514.70/347,335.62
  6. Step 6: Final answer
    x = 166,010.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.