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Finding the Fourth Proportional to 324,846.72, 448,251.84 and 181,602

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Solution

The fourth proportional to 324,846.72, 448,251.84 and 181,602 is: 250,590.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,846.72 : 448,251.84 = 181,602 : x
  2. Step 2: Convert to fraction form
    324,846.72/448,251.84 = 181,602/x
  3. Step 3: Cross multiply
    324,846.72x = 448,251.84 × 181,602
  4. Step 4: Simplify right side
    324,846.72x = 81,403,430,647.68
  5. Step 5: Solve for x
    x = 81,403,430,647.68/324,846.72
  6. Step 6: Final answer
    x = 250,590.28

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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.