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Finding the Fourth Proportional to 273,289.32, 377,165.95 and 204,258.69

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Solution

The fourth proportional to 273,289.32, 377,165.95 and 204,258.69 is: 281,896.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,289.32 : 377,165.95 = 204,258.69 : x
  2. Step 2: Convert to fraction form
    273,289.32/377,165.95 = 204,258.69/x
  3. Step 3: Cross multiply
    273,289.32x = 377,165.95 × 204,258.69
  4. Step 4: Simplify right side
    273,289.32x = 77,039,422,348.96
  5. Step 5: Solve for x
    x = 77,039,422,348.96/273,289.32
  6. Step 6: Final answer
    x = 281,896.94

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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.