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Finding the Fourth Proportional to 504,629.94, 756,088.05 and 304,529.85

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Solution

The fourth proportional to 504,629.94, 756,088.05 and 304,529.85 is: 456,277.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,629.94 : 756,088.05 = 304,529.85 : x
  2. Step 2: Convert to fraction form
    504,629.94/756,088.05 = 304,529.85/x
  3. Step 3: Cross multiply
    504,629.94x = 756,088.05 × 304,529.85
  4. Step 4: Simplify right side
    504,629.94x = 230,251,380,453.29
  5. Step 5: Solve for x
    x = 230,251,380,453.29/504,629.94
  6. Step 6: Final answer
    x = 456,277.68

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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.