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Finding the Fourth Proportional to 226,427.00, 339,797.30 and 84,402

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Solution

The fourth proportional to 226,427.00, 339,797.30 and 84,402 is: 126,661.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,427.00 : 339,797.30 = 84,402 : x
  2. Step 2: Convert to fraction form
    226,427.00/339,797.30 = 84,402/x
  3. Step 3: Cross multiply
    226,427.00x = 339,797.30 × 84,402
  4. Step 4: Simplify right side
    226,427.00x = 28,679,571,292.59
  5. Step 5: Solve for x
    x = 28,679,571,292.59/226,427.00
  6. Step 6: Final answer
    x = 126,661.45

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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.