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Finding the Fourth Proportional to 395,788.92, 593,683.86 and 96,267.42

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Solution

The fourth proportional to 395,788.92, 593,683.86 and 96,267.42 is: 144,401.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,788.92 : 593,683.86 = 96,267.42 : x
  2. Step 2: Convert to fraction form
    395,788.92/593,683.86 = 96,267.42/x
  3. Step 3: Cross multiply
    395,788.92x = 593,683.86 × 96,267.42
  4. Step 4: Simplify right side
    395,788.92x = 57,152,413,497.84
  5. Step 5: Solve for x
    x = 57,152,413,497.84/395,788.92
  6. Step 6: Final answer
    x = 144,401.25

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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.