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Finding the Fourth Proportional to 297,389.64, 446,171.82 and 119,805.32

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Solution

The fourth proportional to 297,389.64, 446,171.82 and 119,805.32 is: 179,743.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,389.64 : 446,171.82 = 119,805.32 : x
  2. Step 2: Convert to fraction form
    297,389.64/446,171.82 = 119,805.32/x
  3. Step 3: Cross multiply
    297,389.64x = 446,171.82 × 119,805.32
  4. Step 4: Simplify right side
    297,389.64x = 53,453,757,670.08
  5. Step 5: Solve for x
    x = 53,453,757,670.08/297,389.64
  6. Step 6: Final answer
    x = 179,743.17

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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.