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Finding the Fourth Proportional to 344,379.75, 475,029.60 and 236,762.96

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Solution

The fourth proportional to 344,379.75, 475,029.60 and 236,762.96 is: 326,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,379.75 : 475,029.60 = 236,762.96 : x
  2. Step 2: Convert to fraction form
    344,379.75/475,029.60 = 236,762.96/x
  3. Step 3: Cross multiply
    344,379.75x = 475,029.60 × 236,762.96
  4. Step 4: Simplify right side
    344,379.75x = 112,469,411,808.47
  5. Step 5: Solve for x
    x = 112,469,411,808.47/344,379.75
  6. Step 6: Final answer
    x = 326,585.44

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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.