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Finding the Fourth Proportional to 562,410.82, 843,704.21 and 183,243.54

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Solution

The fourth proportional to 562,410.82, 843,704.21 and 183,243.54 is: 274,893.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,410.82 : 843,704.21 = 183,243.54 : x
  2. Step 2: Convert to fraction form
    562,410.82/843,704.21 = 183,243.54/x
  3. Step 3: Cross multiply
    562,410.82x = 843,704.21 × 183,243.54
  4. Step 4: Simplify right side
    562,410.82x = 154,603,341,018.57
  5. Step 5: Solve for x
    x = 154,603,341,018.57/562,410.82
  6. Step 6: Final answer
    x = 274,893.97

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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.