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Finding the Fourth Proportional to 395,234.69, 592,853.38 and 95,714.78

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Solution

The fourth proportional to 395,234.69, 592,853.38 and 95,714.78 is: 143,572.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,234.69 : 592,853.38 = 95,714.78 : x
  2. Step 2: Convert to fraction form
    395,234.69/592,853.38 = 95,714.78/x
  3. Step 3: Cross multiply
    395,234.69x = 592,853.38 × 95,714.78
  4. Step 4: Simplify right side
    395,234.69x = 56,744,827,635.40
  5. Step 5: Solve for x
    x = 56,744,827,635.40/395,234.69
  6. Step 6: Final answer
    x = 143,572.49

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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.