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Finding the Fourth Proportional to 330,029.00, 494,964.21 and 152,365.32

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Solution

The fourth proportional to 330,029.00, 494,964.21 and 152,365.32 is: 228,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,029.00 : 494,964.21 = 152,365.32 : x
  2. Step 2: Convert to fraction form
    330,029.00/494,964.21 = 152,365.32/x
  3. Step 3: Cross multiply
    330,029.00x = 494,964.21 × 152,365.32
  4. Step 4: Simplify right side
    330,029.00x = 75,415,380,245.20
  5. Step 5: Solve for x
    x = 75,415,380,245.20/330,029.00
  6. Step 6: Final answer
    x = 228,511.38

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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.