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Finding the Fourth Proportional to 377,744.34, 521,131 and 224,751.94

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Solution

The fourth proportional to 377,744.34, 521,131 and 224,751.94 is: 310,064.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,744.34 : 521,131 = 224,751.94 : x
  2. Step 2: Convert to fraction form
    377,744.34/521,131 = 224,751.94/x
  3. Step 3: Cross multiply
    377,744.34x = 521,131 × 224,751.94
  4. Step 4: Simplify right side
    377,744.34x = 117,125,203,244.14
  5. Step 5: Solve for x
    x = 117,125,203,244.14/377,744.34
  6. Step 6: Final answer
    x = 310,064.75

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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.