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Finding the Fourth Proportional to 484,185.25, 726,394.52 and 151,761.25

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Solution

The fourth proportional to 484,185.25, 726,394.52 and 151,761.25 is: 227,678.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,185.25 : 726,394.52 = 151,761.25 : x
  2. Step 2: Convert to fraction form
    484,185.25/726,394.52 = 151,761.25/x
  3. Step 3: Cross multiply
    484,185.25x = 726,394.52 × 151,761.25
  4. Step 4: Simplify right side
    484,185.25x = 110,238,540,348.35
  5. Step 5: Solve for x
    x = 110,238,540,348.35/484,185.25
  6. Step 6: Final answer
    x = 227,678.44

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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.