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Finding the Fourth Proportional to 550,802.52, 826,203.78 and 177,087.96

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Solution

The fourth proportional to 550,802.52, 826,203.78 and 177,087.96 is: 265,631.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,802.52 : 826,203.78 = 177,087.96 : x
  2. Step 2: Convert to fraction form
    550,802.52/826,203.78 = 177,087.96/x
  3. Step 3: Cross multiply
    550,802.52x = 826,203.78 × 177,087.96
  4. Step 4: Simplify right side
    550,802.52x = 146,310,741,944.49
  5. Step 5: Solve for x
    x = 146,310,741,944.49/550,802.52
  6. Step 6: Final answer
    x = 265,631.94

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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.