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Finding the Fourth Proportional to 377,496.72, 565,982.64 and 167,019.84

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Solution

The fourth proportional to 377,496.72, 565,982.64 and 167,019.84 is: 250,413.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,496.72 : 565,982.64 = 167,019.84 : x
  2. Step 2: Convert to fraction form
    377,496.72/565,982.64 = 167,019.84/x
  3. Step 3: Cross multiply
    377,496.72x = 565,982.64 × 167,019.84
  4. Step 4: Simplify right side
    377,496.72x = 94,530,329,975.58
  5. Step 5: Solve for x
    x = 94,530,329,975.58/377,496.72
  6. Step 6: Final answer
    x = 250,413.65

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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.