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Finding the Fourth Proportional to 481,884.48, 722,819.52 and 149,460.48

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Solution

The fourth proportional to 481,884.48, 722,819.52 and 149,460.48 is: 224,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,884.48 : 722,819.52 = 149,460.48 : x
  2. Step 2: Convert to fraction form
    481,884.48/722,819.52 = 149,460.48/x
  3. Step 3: Cross multiply
    481,884.48x = 722,819.52 × 149,460.48
  4. Step 4: Simplify right side
    481,884.48x = 108,032,952,412.57
  5. Step 5: Solve for x
    x = 108,032,952,412.57/481,884.48
  6. Step 6: Final answer
    x = 224,188.49

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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.