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Finding the Fourth Proportional to 297,390.14, 446,172.57 and 119,805.82

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Solution

The fourth proportional to 297,390.14, 446,172.57 and 119,805.82 is: 179,743.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,390.14 : 446,172.57 = 119,805.82 : x
  2. Step 2: Convert to fraction form
    297,390.14/446,172.57 = 119,805.82/x
  3. Step 3: Cross multiply
    297,390.14x = 446,172.57 × 119,805.82
  4. Step 4: Simplify right side
    297,390.14x = 53,454,070,610.36
  5. Step 5: Solve for x
    x = 53,454,070,610.36/297,390.14
  6. Step 6: Final answer
    x = 179,743.92

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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.