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Finding the Fourth Proportional to 273,476.16, 410,257.98 and 115,705.98

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Solution

The fourth proportional to 273,476.16, 410,257.98 and 115,705.98 is: 173,577.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,476.16 : 410,257.98 = 115,705.98 : x
  2. Step 2: Convert to fraction form
    273,476.16/410,257.98 = 115,705.98/x
  3. Step 3: Cross multiply
    273,476.16x = 410,257.98 × 115,705.98
  4. Step 4: Simplify right side
    273,476.16x = 47,469,301,628.72
  5. Step 5: Solve for x
    x = 47,469,301,628.72/273,476.16
  6. Step 6: Final answer
    x = 173,577.48

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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.