Home / 327,724.50-491,467.70-114,432.50

Finding the Fourth Proportional to 327,724.50, 491,467.70 and 114,432.50

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Solution

The fourth proportional to 327,724.50, 491,467.70 and 114,432.50 is: 171,607.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,724.50 : 491,467.70 = 114,432.50 : x
  2. Step 2: Convert to fraction form
    327,724.50/491,467.70 = 114,432.50/x
  3. Step 3: Cross multiply
    327,724.50x = 491,467.70 × 114,432.50
  4. Step 4: Simplify right side
    327,724.50x = 56,239,877,580.25
  5. Step 5: Solve for x
    x = 56,239,877,580.25/327,724.50
  6. Step 6: Final answer
    x = 171,607.18

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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.