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Finding the Fourth Proportional to 382,028.58, 573,042.15 and 101,545.83

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Solution

The fourth proportional to 382,028.58, 573,042.15 and 101,545.83 is: 152,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,028.58 : 573,042.15 = 101,545.83 : x
  2. Step 2: Convert to fraction form
    382,028.58/573,042.15 = 101,545.83/x
  3. Step 3: Cross multiply
    382,028.58x = 573,042.15 × 101,545.83
  4. Step 4: Simplify right side
    382,028.58x = 58,190,040,746.73
  5. Step 5: Solve for x
    x = 58,190,040,746.73/382,028.58
  6. Step 6: Final answer
    x = 152,318.55

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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.