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Finding the Fourth Proportional to 336,265.83, 504,400.57 and 99,610.56

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Solution

The fourth proportional to 336,265.83, 504,400.57 and 99,610.56 is: 149,416.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,265.83 : 504,400.57 = 99,610.56 : x
  2. Step 2: Convert to fraction form
    336,265.83/504,400.57 = 99,610.56/x
  3. Step 3: Cross multiply
    336,265.83x = 504,400.57 × 99,610.56
  4. Step 4: Simplify right side
    336,265.83x = 50,243,622,992.99
  5. Step 5: Solve for x
    x = 50,243,622,992.99/336,265.83
  6. Step 6: Final answer
    x = 149,416.38

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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.