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Finding the Fourth Proportional to 451,356.31, 622,879.23 and 244,631.30

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Solution

The fourth proportional to 451,356.31, 622,879.23 and 244,631.30 is: 337,595.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,356.31 : 622,879.23 = 244,631.30 : x
  2. Step 2: Convert to fraction form
    451,356.31/622,879.23 = 244,631.30/x
  3. Step 3: Cross multiply
    451,356.31x = 622,879.23 × 244,631.30
  4. Step 4: Simplify right side
    451,356.31x = 152,375,755,291.28
  5. Step 5: Solve for x
    x = 152,375,755,291.28/451,356.31
  6. Step 6: Final answer
    x = 337,595.27

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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.