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Finding the Fourth Proportional to 504,660.15, 756,993.06 and 149,676.84

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Solution

The fourth proportional to 504,660.15, 756,993.06 and 149,676.84 is: 224,516.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,660.15 : 756,993.06 = 149,676.84 : x
  2. Step 2: Convert to fraction form
    504,660.15/756,993.06 = 149,676.84/x
  3. Step 3: Cross multiply
    504,660.15x = 756,993.06 × 149,676.84
  4. Step 4: Simplify right side
    504,660.15x = 113,304,329,122.73
  5. Step 5: Solve for x
    x = 113,304,329,122.73/504,660.15
  6. Step 6: Final answer
    x = 224,516.10

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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.