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Finding the Fourth Proportional to 327,950.10, 492,040.35 and 117,594.90

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Solution

The fourth proportional to 327,950.10, 492,040.35 and 117,594.90 is: 176,433.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,950.10 : 492,040.35 = 117,594.90 : x
  2. Step 2: Convert to fraction form
    327,950.10/492,040.35 = 117,594.90/x
  3. Step 3: Cross multiply
    327,950.10x = 492,040.35 × 117,594.90
  4. Step 4: Simplify right side
    327,950.10x = 57,861,435,754.22
  5. Step 5: Solve for x
    x = 57,861,435,754.22/327,950.10
  6. Step 6: Final answer
    x = 176,433.66

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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.