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Finding the Fourth Proportional to 490,184.46, 735,906.38 and 377,935.97

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Solution

The fourth proportional to 490,184.46, 735,906.38 and 377,935.97 is: 567,389.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,184.46 : 735,906.38 = 377,935.97 : x
  2. Step 2: Convert to fraction form
    490,184.46/735,906.38 = 377,935.97/x
  3. Step 3: Cross multiply
    490,184.46x = 735,906.38 × 377,935.97
  4. Step 4: Simplify right side
    490,184.46x = 278,125,485,985.28
  5. Step 5: Solve for x
    x = 278,125,485,985.28/490,184.46
  6. Step 6: Final answer
    x = 567,389.44

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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.