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Finding the Fourth Proportional to 361,004.40, 541,506.60 and 329,511.60

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Solution

The fourth proportional to 361,004.40, 541,506.60 and 329,511.60 is: 494,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,004.40 : 541,506.60 = 329,511.60 : x
  2. Step 2: Convert to fraction form
    361,004.40/541,506.60 = 329,511.60/x
  3. Step 3: Cross multiply
    361,004.40x = 541,506.60 × 329,511.60
  4. Step 4: Simplify right side
    361,004.40x = 178,432,706,176.56
  5. Step 5: Solve for x
    x = 178,432,706,176.56/361,004.40
  6. Step 6: Final answer
    x = 494,267.40

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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.