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Finding the Fourth Proportional to 425,804.31, 587,583 and 244,388.61

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Solution

The fourth proportional to 425,804.31, 587,583 and 244,388.61 is: 337,240.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,804.31 : 587,583 = 244,388.61 : x
  2. Step 2: Convert to fraction form
    425,804.31/587,583 = 244,388.61/x
  3. Step 3: Cross multiply
    425,804.31x = 587,583 × 244,388.61
  4. Step 4: Simplify right side
    425,804.31x = 143,598,592,629.63
  5. Step 5: Solve for x
    x = 143,598,592,629.63/425,804.31
  6. Step 6: Final answer
    x = 337,240.82

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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.