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Finding the Fourth Proportional to 324,465.30, 447,759.48 and 179,270.63

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Solution

The fourth proportional to 324,465.30, 447,759.48 and 179,270.63 is: 247,392.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,465.30 : 447,759.48 = 179,270.63 : x
  2. Step 2: Convert to fraction form
    324,465.30/447,759.48 = 179,270.63/x
  3. Step 3: Cross multiply
    324,465.30x = 447,759.48 × 179,270.63
  4. Step 4: Simplify right side
    324,465.30x = 80,270,121,829.28
  5. Step 5: Solve for x
    x = 80,270,121,829.28/324,465.30
  6. Step 6: Final answer
    x = 247,392.01

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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.