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Finding the Fourth Proportional to 395,355.92, 593,035.08 and 95,835.32

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Solution

The fourth proportional to 395,355.92, 593,035.08 and 95,835.32 is: 143,753.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,355.92 : 593,035.08 = 95,835.32 : x
  2. Step 2: Convert to fraction form
    395,355.92/593,035.08 = 95,835.32/x
  3. Step 3: Cross multiply
    395,355.92x = 593,035.08 × 95,835.32
  4. Step 4: Simplify right side
    395,355.92x = 56,833,706,663.03
  5. Step 5: Solve for x
    x = 56,833,706,663.03/395,355.92
  6. Step 6: Final answer
    x = 143,753.27

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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.