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Finding the Fourth Proportional to 273,474.24, 377,413.36 and 152,639.04

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Solution

The fourth proportional to 273,474.24, 377,413.36 and 152,639.04 is: 210,652.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,474.24 : 377,413.36 = 152,639.04 : x
  2. Step 2: Convert to fraction form
    273,474.24/377,413.36 = 152,639.04/x
  3. Step 3: Cross multiply
    273,474.24x = 377,413.36 × 152,639.04
  4. Step 4: Simplify right side
    273,474.24x = 57,608,012,953.57
  5. Step 5: Solve for x
    x = 57,608,012,953.57/273,474.24
  6. Step 6: Final answer
    x = 210,652.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.