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Finding the Fourth Proportional to 297,825.80, 447,084.30 and 179,630.60

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Solution

The fourth proportional to 297,825.80, 447,084.30 and 179,630.60 is: 269,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,825.80 : 447,084.30 = 179,630.60 : x
  2. Step 2: Convert to fraction form
    297,825.80/447,084.30 = 179,630.60/x
  3. Step 3: Cross multiply
    297,825.80x = 447,084.30 × 179,630.60
  4. Step 4: Simplify right side
    297,825.80x = 80,310,021,059.58
  5. Step 5: Solve for x
    x = 80,310,021,059.58/297,825.80
  6. Step 6: Final answer
    x = 269,654.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.