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Finding the Fourth Proportional to 273,446.99, 377,378.33 and 150,963.71

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Solution

The fourth proportional to 273,446.99, 377,378.33 and 150,963.71 is: 208,341.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,446.99 : 377,378.33 = 150,963.71 : x
  2. Step 2: Convert to fraction form
    273,446.99/377,378.33 = 150,963.71/x
  3. Step 3: Cross multiply
    273,446.99x = 377,378.33 × 150,963.71
  4. Step 4: Simplify right side
    273,446.99x = 56,970,433,713.85
  5. Step 5: Solve for x
    x = 56,970,433,713.85/273,446.99
  6. Step 6: Final answer
    x = 208,341.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.