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Finding the Fourth Proportional to 273,552.69, 411,050.66 and 147,286.29

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Solution

The fourth proportional to 273,552.69, 411,050.66 and 147,286.29 is: 221,317.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,552.69 : 411,050.66 = 147,286.29 : x
  2. Step 2: Convert to fraction form
    273,552.69/411,050.66 = 147,286.29/x
  3. Step 3: Cross multiply
    273,552.69x = 411,050.66 × 147,286.29
  4. Step 4: Simplify right side
    273,552.69x = 60,542,125,977.02
  5. Step 5: Solve for x
    x = 60,542,125,977.02/273,552.69
  6. Step 6: Final answer
    x = 221,317.97

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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.