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Finding the Fourth Proportional to 377,998.89, 566,713.16 and 228,203.56

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Solution

The fourth proportional to 377,998.89, 566,713.16 and 228,203.56 is: 342,133.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,998.89 : 566,713.16 = 228,203.56 : x
  2. Step 2: Convert to fraction form
    377,998.89/566,713.16 = 228,203.56/x
  3. Step 3: Cross multiply
    377,998.89x = 566,713.16 × 228,203.56
  4. Step 4: Simplify right side
    377,998.89x = 129,325,961,033.99
  5. Step 5: Solve for x
    x = 129,325,961,033.99/377,998.89
  6. Step 6: Final answer
    x = 342,133.18

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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.