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Finding the Fourth Proportional to 273,210.63, 377,028.96 and 152,353.38

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Solution

The fourth proportional to 273,210.63, 377,028.96 and 152,353.38 is: 210,246.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,210.63 : 377,028.96 = 152,353.38 : x
  2. Step 2: Convert to fraction form
    273,210.63/377,028.96 = 152,353.38/x
  3. Step 3: Cross multiply
    273,210.63x = 377,028.96 × 152,353.38
  4. Step 4: Simplify right side
    273,210.63x = 57,441,636,413.88
  5. Step 5: Solve for x
    x = 57,441,636,413.88/273,210.63
  6. Step 6: Final answer
    x = 210,246.71

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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.