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Finding the Fourth Proportional to 362,919.21, 544,343.62 and 110,201.89

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Solution

The fourth proportional to 362,919.21, 544,343.62 and 110,201.89 is: 165,292.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,919.21 : 544,343.62 = 110,201.89 : x
  2. Step 2: Convert to fraction form
    362,919.21/544,343.62 = 110,201.89/x
  3. Step 3: Cross multiply
    362,919.21x = 544,343.62 × 110,201.89
  4. Step 4: Simplify right side
    362,919.21x = 59,987,696,324.61
  5. Step 5: Solve for x
    x = 59,987,696,324.61/362,919.21
  6. Step 6: Final answer
    x = 165,292.15

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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.