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Finding the Fourth Proportional to 331,151.00, 496,800.57 and 120,788.94

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Solution

The fourth proportional to 331,151.00, 496,800.57 and 120,788.94 is: 181,210.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,151.00 : 496,800.57 = 120,788.94 : x
  2. Step 2: Convert to fraction form
    331,151.00/496,800.57 = 120,788.94/x
  3. Step 3: Cross multiply
    331,151.00x = 496,800.57 × 120,788.94
  4. Step 4: Simplify right side
    331,151.00x = 60,008,012,744.00
  5. Step 5: Solve for x
    x = 60,008,012,744.00/331,151.00
  6. Step 6: Final answer
    x = 181,210.42

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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.