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Finding the Fourth Proportional to 377,552.46, 520,905.06 and 214,182.03

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Solution

The fourth proportional to 377,552.46, 520,905.06 and 214,182.03 is: 295,504.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,552.46 : 520,905.06 = 214,182.03 : x
  2. Step 2: Convert to fraction form
    377,552.46/520,905.06 = 214,182.03/x
  3. Step 3: Cross multiply
    377,552.46x = 520,905.06 × 214,182.03
  4. Step 4: Simplify right side
    377,552.46x = 111,568,503,188.07
  5. Step 5: Solve for x
    x = 111,568,503,188.07/377,552.46
  6. Step 6: Final answer
    x = 295,504.64

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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.