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Finding the Fourth Proportional to 377,760.05, 566,503.98 and 124,993.88

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Solution

The fourth proportional to 377,760.05, 566,503.98 and 124,993.88 is: 187,445.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,760.05 : 566,503.98 = 124,993.88 : x
  2. Step 2: Convert to fraction form
    377,760.05/566,503.98 = 124,993.88/x
  3. Step 3: Cross multiply
    377,760.05x = 566,503.98 × 124,993.88
  4. Step 4: Simplify right side
    377,760.05x = 70,809,530,495.64
  5. Step 5: Solve for x
    x = 70,809,530,495.64/377,760.05
  6. Step 6: Final answer
    x = 187,445.79

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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.