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Finding the Fourth Proportional to 477,952.52, 659,497.26 and 273,965.90

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Solution

The fourth proportional to 477,952.52, 659,497.26 and 273,965.90 is: 378,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,952.52 : 659,497.26 = 273,965.90 : x
  2. Step 2: Convert to fraction form
    477,952.52/659,497.26 = 273,965.90/x
  3. Step 3: Cross multiply
    477,952.52x = 659,497.26 × 273,965.90
  4. Step 4: Simplify right side
    477,952.52x = 180,679,760,383.43
  5. Step 5: Solve for x
    x = 180,679,760,383.43/477,952.52
  6. Step 6: Final answer
    x = 378,028.68

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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.