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Finding the Fourth Proportional to 324,881.44, 448,339.12 and 179,684.80

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Solution

The fourth proportional to 324,881.44, 448,339.12 and 179,684.80 is: 247,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,881.44 : 448,339.12 = 179,684.80 : x
  2. Step 2: Convert to fraction form
    324,881.44/448,339.12 = 179,684.80/x
  3. Step 3: Cross multiply
    324,881.44x = 448,339.12 × 179,684.80
  4. Step 4: Simplify right side
    324,881.44x = 80,559,725,109.38
  5. Step 5: Solve for x
    x = 80,559,725,109.38/324,881.44
  6. Step 6: Final answer
    x = 247,966.54

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1.5x scale

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.