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Finding the Fourth Proportional to 467,004.96, 644,231.48 and 273,285.36

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Solution

The fourth proportional to 467,004.96, 644,231.48 and 273,285.36 is: 376,996.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,004.96 : 644,231.48 = 273,285.36 : x
  2. Step 2: Convert to fraction form
    467,004.96/644,231.48 = 273,285.36/x
  3. Step 3: Cross multiply
    467,004.96x = 644,231.48 × 273,285.36
  4. Step 4: Simplify right side
    467,004.96x = 176,059,030,568.71
  5. Step 5: Solve for x
    x = 176,059,030,568.71/467,004.96
  6. Step 6: Final answer
    x = 376,996.06

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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.