Home / 888,453.77-1,332,679.57-289,413.95

Finding the Fourth Proportional to 888,453.77, 1,332,679.57 and 289,413.95

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Solution

The fourth proportional to 888,453.77, 1,332,679.57 and 289,413.95 is: 434,120.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,453.77 : 1,332,679.57 = 289,413.95 : x
  2. Step 2: Convert to fraction form
    888,453.77/1,332,679.57 = 289,413.95/x
  3. Step 3: Cross multiply
    888,453.77x = 1,332,679.57 × 289,413.95
  4. Step 4: Simplify right side
    888,453.77x = 385,696,051,051.07
  5. Step 5: Solve for x
    x = 385,696,051,051.07/888,453.77
  6. Step 6: Final answer
    x = 434,120.57

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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.