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Finding the Fourth Proportional to 490,180.71, 735,900.72 and 377,932.23

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Solution

The fourth proportional to 490,180.71, 735,900.72 and 377,932.23 is: 567,383.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,180.71 : 735,900.72 = 377,932.23 : x
  2. Step 2: Convert to fraction form
    490,180.71/735,900.72 = 377,932.23/x
  3. Step 3: Cross multiply
    490,180.71x = 735,900.72 × 377,932.23
  4. Step 4: Simplify right side
    490,180.71x = 278,120,600,168.21
  5. Step 5: Solve for x
    x = 278,120,600,168.21/490,180.71
  6. Step 6: Final answer
    x = 567,383.81

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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.