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Finding the Fourth Proportional to 330,698.50, 496,050.48 and 106,059.27

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Solution

The fourth proportional to 330,698.50, 496,050.48 and 106,059.27 is: 159,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,698.50 : 496,050.48 = 106,059.27 : x
  2. Step 2: Convert to fraction form
    330,698.50/496,050.48 = 106,059.27/x
  3. Step 3: Cross multiply
    330,698.50x = 496,050.48 × 106,059.27
  4. Step 4: Simplify right side
    330,698.50x = 52,610,753,652.14
  5. Step 5: Solve for x
    x = 52,610,753,652.14/330,698.50
  6. Step 6: Final answer
    x = 159,089.79

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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.