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Finding the Fourth Proportional to 329,150.94, 493,430.76 and 118,739.70

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Solution

The fourth proportional to 329,150.94, 493,430.76 and 118,739.70 is: 178,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,150.94 : 493,430.76 = 118,739.70 : x
  2. Step 2: Convert to fraction form
    329,150.94/493,430.76 = 118,739.70/x
  3. Step 3: Cross multiply
    329,150.94x = 493,430.76 × 118,739.70
  4. Step 4: Simplify right side
    329,150.94x = 58,589,820,413.17
  5. Step 5: Solve for x
    x = 58,589,820,413.17/329,150.94
  6. Step 6: Final answer
    x = 178,002.90

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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.