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Finding the Fourth Proportional to 395,704.13, 593,735.27 and 155,751.95

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Solution

The fourth proportional to 395,704.13, 593,735.27 and 155,751.95 is: 233,698.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,704.13 : 593,735.27 = 155,751.95 : x
  2. Step 2: Convert to fraction form
    395,704.13/593,735.27 = 155,751.95/x
  3. Step 3: Cross multiply
    395,704.13x = 593,735.27 × 155,751.95
  4. Step 4: Simplify right side
    395,704.13x = 92,475,426,791.85
  5. Step 5: Solve for x
    x = 92,475,426,791.85/395,704.13
  6. Step 6: Final answer
    x = 233,698.41

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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.