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Finding the Fourth Proportional to 484,097.66, 668,063.35 and 269,237.82

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Solution

The fourth proportional to 484,097.66, 668,063.35 and 269,237.82 is: 371,552.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,097.66 : 668,063.35 = 269,237.82 : x
  2. Step 2: Convert to fraction form
    484,097.66/668,063.35 = 269,237.82/x
  3. Step 3: Cross multiply
    484,097.66x = 668,063.35 × 269,237.82
  4. Step 4: Simplify right side
    484,097.66x = 179,867,919,975.90
  5. Step 5: Solve for x
    x = 179,867,919,975.90/484,097.66
  6. Step 6: Final answer
    x = 371,552.96

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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.