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Finding the Fourth Proportional to 481,897.73, 665,022.83 and 267,041.39

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Solution

The fourth proportional to 481,897.73, 665,022.83 and 267,041.39 is: 368,519.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,897.73 : 665,022.83 = 267,041.39 : x
  2. Step 2: Convert to fraction form
    481,897.73/665,022.83 = 267,041.39/x
  3. Step 3: Cross multiply
    481,897.73x = 665,022.83 × 267,041.39
  4. Step 4: Simplify right side
    481,897.73x = 177,588,616,244.61
  5. Step 5: Solve for x
    x = 177,588,616,244.61/481,897.73
  6. Step 6: Final answer
    x = 368,519.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.