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Finding the Fourth Proportional to 504,930.52, 757,369.84 and 149,947.48

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Solution

The fourth proportional to 504,930.52, 757,369.84 and 149,947.48 is: 224,913.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,930.52 : 757,369.84 = 149,947.48 : x
  2. Step 2: Convert to fraction form
    504,930.52/757,369.84 = 149,947.48/x
  3. Step 3: Cross multiply
    504,930.52x = 757,369.84 × 149,947.48
  4. Step 4: Simplify right side
    504,930.52x = 113,565,698,936.00
  5. Step 5: Solve for x
    x = 113,565,698,936.00/504,930.52
  6. Step 6: Final answer
    x = 224,913.52

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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.