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Finding the Fourth Proportional to 395,537.37, 593,066.86 and 155,363.77

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Solution

The fourth proportional to 395,537.37, 593,066.86 and 155,363.77 is: 232,951.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,537.37 : 593,066.86 = 155,363.77 : x
  2. Step 2: Convert to fraction form
    395,537.37/593,066.86 = 155,363.77/x
  3. Step 3: Cross multiply
    395,537.37x = 593,066.86 × 155,363.77
  4. Step 4: Simplify right side
    395,537.37x = 92,141,099,489.51
  5. Step 5: Solve for x
    x = 92,141,099,489.51/395,537.37
  6. Step 6: Final answer
    x = 232,951.69

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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.