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Finding the Fourth Proportional to 339,588.52, 468,775.83 and 229,231.24

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Solution

The fourth proportional to 339,588.52, 468,775.83 and 229,231.24 is: 316,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,588.52 : 468,775.83 = 229,231.24 : x
  2. Step 2: Convert to fraction form
    339,588.52/468,775.83 = 229,231.24/x
  3. Step 3: Cross multiply
    339,588.52x = 468,775.83 × 229,231.24
  4. Step 4: Simplify right side
    339,588.52x = 107,458,064,792.93
  5. Step 5: Solve for x
    x = 107,458,064,792.93/339,588.52
  6. Step 6: Final answer
    x = 316,436.09

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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.