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Finding the Fourth Proportional to 504,464.39, 756,699.31 and 149,481.48

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Solution

The fourth proportional to 504,464.39, 756,699.31 and 149,481.48 is: 224,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,464.39 : 756,699.31 = 149,481.48 : x
  2. Step 2: Convert to fraction form
    504,464.39/756,699.31 = 149,481.48/x
  3. Step 3: Cross multiply
    504,464.39x = 756,699.31 × 149,481.48
  4. Step 4: Simplify right side
    504,464.39x = 113,112,535,798.25
  5. Step 5: Solve for x
    x = 113,112,535,798.25/504,464.39
  6. Step 6: Final answer
    x = 224,223.03

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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.