Home / 327,816.74-491,812.61-117,475.94

Finding the Fourth Proportional to 327,816.74, 491,812.61 and 117,475.94

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Solution

The fourth proportional to 327,816.74, 491,812.61 and 117,475.94 is: 176,245.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,816.74 : 491,812.61 = 117,475.94 : x
  2. Step 2: Convert to fraction form
    327,816.74/491,812.61 = 117,475.94/x
  3. Step 3: Cross multiply
    327,816.74x = 491,812.61 × 117,475.94
  4. Step 4: Simplify right side
    327,816.74x = 57,776,145,617.16
  5. Step 5: Solve for x
    x = 57,776,145,617.16/327,816.74
  6. Step 6: Final answer
    x = 176,245.26

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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.