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Finding the Fourth Proportional to 317,233.26, 475,795.89 and 103,996.98

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Solution

The fourth proportional to 317,233.26, 475,795.89 and 103,996.98 is: 155,977.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,233.26 : 475,795.89 = 103,996.98 : x
  2. Step 2: Convert to fraction form
    317,233.26/475,795.89 = 103,996.98/x
  3. Step 3: Cross multiply
    317,233.26x = 475,795.89 × 103,996.98
  4. Step 4: Simplify right side
    317,233.26x = 49,481,335,656.41
  5. Step 5: Solve for x
    x = 49,481,335,656.41/317,233.26
  6. Step 6: Final answer
    x = 155,977.77

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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.