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Finding the Fourth Proportional to 324,533.42, 447,854.96 and 179,335.16

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Solution

The fourth proportional to 324,533.42, 447,854.96 and 179,335.16 is: 247,481.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,533.42 : 447,854.96 = 179,335.16 : x
  2. Step 2: Convert to fraction form
    324,533.42/447,854.96 = 179,335.16/x
  3. Step 3: Cross multiply
    324,533.42x = 447,854.96 × 179,335.16
  4. Step 4: Simplify right side
    324,533.42x = 80,316,140,908.39
  5. Step 5: Solve for x
    x = 80,316,140,908.39/324,533.42
  6. Step 6: Final answer
    x = 247,481.88

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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.