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Finding the Fourth Proportional to 395,790.92, 593,686.86 and 96,269.42

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Solution

The fourth proportional to 395,790.92, 593,686.86 and 96,269.42 is: 144,404.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,790.92 : 593,686.86 = 96,269.42 : x
  2. Step 2: Convert to fraction form
    395,790.92/593,686.86 = 96,269.42/x
  3. Step 3: Cross multiply
    395,790.92x = 593,686.86 × 96,269.42
  4. Step 4: Simplify right side
    395,790.92x = 57,153,889,673.82
  5. Step 5: Solve for x
    x = 57,153,889,673.82/395,790.92
  6. Step 6: Final answer
    x = 144,404.25

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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.