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Finding the Fourth Proportional to 333,952.05, 500,879.62 and 109,321.38

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Solution

The fourth proportional to 333,952.05, 500,879.62 and 109,321.38 is: 163,966.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,952.05 : 500,879.62 = 109,321.38 : x
  2. Step 2: Convert to fraction form
    333,952.05/500,879.62 = 109,321.38/x
  3. Step 3: Cross multiply
    333,952.05x = 500,879.62 × 109,321.38
  4. Step 4: Simplify right side
    333,952.05x = 54,756,850,020.08
  5. Step 5: Solve for x
    x = 54,756,850,020.08/333,952.05
  6. Step 6: Final answer
    x = 163,966.21

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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.