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Finding the Fourth Proportional to 322,564.82, 445,114.23 and 179,316.14

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Solution

The fourth proportional to 322,564.82, 445,114.23 and 179,316.14 is: 247,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,564.82 : 445,114.23 = 179,316.14 : x
  2. Step 2: Convert to fraction form
    322,564.82/445,114.23 = 179,316.14/x
  3. Step 3: Cross multiply
    322,564.82x = 445,114.23 × 179,316.14
  4. Step 4: Simplify right side
    322,564.82x = 79,816,164,918.18
  5. Step 5: Solve for x
    x = 79,816,164,918.18/322,564.82
  6. Step 6: Final answer
    x = 247,442.25

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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.