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Finding the Fourth Proportional to 324,884.79, 448,333.16 and 179,686.79

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Solution

The fourth proportional to 324,884.79, 448,333.16 and 179,686.79 is: 247,963.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,884.79 : 448,333.16 = 179,686.79 : x
  2. Step 2: Convert to fraction form
    324,884.79/448,333.16 = 179,686.79/x
  3. Step 3: Cross multiply
    324,884.79x = 448,333.16 × 179,686.79
  4. Step 4: Simplify right side
    324,884.79x = 80,559,545,922.84
  5. Step 5: Solve for x
    x = 80,559,545,922.84/324,884.79
  6. Step 6: Final answer
    x = 247,963.43

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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.