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Finding the Fourth Proportional to 372,567.89, 514,072.82 and 236,623.97

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Solution

The fourth proportional to 372,567.89, 514,072.82 and 236,623.97 is: 326,496.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,567.89 : 514,072.82 = 236,623.97 : x
  2. Step 2: Convert to fraction form
    372,567.89/514,072.82 = 236,623.97/x
  3. Step 3: Cross multiply
    372,567.89x = 514,072.82 × 236,623.97
  4. Step 4: Simplify right side
    372,567.89x = 121,641,951,537.50
  5. Step 5: Solve for x
    x = 121,641,951,537.50/372,567.89
  6. Step 6: Final answer
    x = 326,496.07

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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.