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Finding the Fourth Proportional to 329,295.44, 454,427.92 and 178,392.48

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Solution

The fourth proportional to 329,295.44, 454,427.92 and 178,392.48 is: 246,181.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,295.44 : 454,427.92 = 178,392.48 : x
  2. Step 2: Convert to fraction form
    329,295.44/454,427.92 = 178,392.48/x
  3. Step 3: Cross multiply
    329,295.44x = 454,427.92 × 178,392.48
  4. Step 4: Simplify right side
    329,295.44x = 81,066,523,630.04
  5. Step 5: Solve for x
    x = 81,066,523,630.04/329,295.44
  6. Step 6: Final answer
    x = 246,181.74

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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.