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Finding the Fourth Proportional to 324,095.75, 447,252.17 and 178,901.58

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Solution

The fourth proportional to 324,095.75, 447,252.17 and 178,901.58 is: 246,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,095.75 : 447,252.17 = 178,901.58 : x
  2. Step 2: Convert to fraction form
    324,095.75/447,252.17 = 178,901.58/x
  3. Step 3: Cross multiply
    324,095.75x = 447,252.17 × 178,901.58
  4. Step 4: Simplify right side
    324,095.75x = 80,014,118,976.92
  5. Step 5: Solve for x
    x = 80,014,118,976.92/324,095.75
  6. Step 6: Final answer
    x = 246,884.20

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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.