Home / 490,183.20-735,904.49-377,934.72

Finding the Fourth Proportional to 490,183.20, 735,904.49 and 377,934.72

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Solution

The fourth proportional to 490,183.20, 735,904.49 and 377,934.72 is: 567,387.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,183.20 : 735,904.49 = 377,934.72 : x
  2. Step 2: Convert to fraction form
    490,183.20/735,904.49 = 377,934.72/x
  3. Step 3: Cross multiply
    490,183.20x = 735,904.49 × 377,934.72
  4. Step 4: Simplify right side
    490,183.20x = 278,123,857,374.89
  5. Step 5: Solve for x
    x = 278,123,857,374.89/490,183.20
  6. Step 6: Final answer
    x = 567,387.58

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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.