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Finding the Fourth Proportional to 395,590.56, 593,379.36 and 96,073.60

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Solution

The fourth proportional to 395,590.56, 593,379.36 and 96,073.60 is: 144,108.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,590.56 : 593,379.36 = 96,073.60 : x
  2. Step 2: Convert to fraction form
    395,590.56/593,379.36 = 96,073.60/x
  3. Step 3: Cross multiply
    395,590.56x = 593,379.36 × 96,073.60
  4. Step 4: Simplify right side
    395,590.56x = 57,008,091,280.90
  5. Step 5: Solve for x
    x = 57,008,091,280.90/395,590.56
  6. Step 6: Final answer
    x = 144,108.83

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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.