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Finding the Fourth Proportional to 354,262.64, 531,497.46 and 114,370.89

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Solution

The fourth proportional to 354,262.64, 531,497.46 and 114,370.89 is: 171,589.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,262.64 : 531,497.46 = 114,370.89 : x
  2. Step 2: Convert to fraction form
    354,262.64/531,497.46 = 114,370.89/x
  3. Step 3: Cross multiply
    354,262.64x = 531,497.46 × 114,370.89
  4. Step 4: Simplify right side
    354,262.64x = 60,787,837,532.94
  5. Step 5: Solve for x
    x = 60,787,837,532.94/354,262.64
  6. Step 6: Final answer
    x = 171,589.75

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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.