Home / 327,984.60-492,092.10-117,629.40

Finding the Fourth Proportional to 327,984.60, 492,092.10 and 117,629.40

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Solution

The fourth proportional to 327,984.60, 492,092.10 and 117,629.40 is: 176,485.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,984.60 : 492,092.10 = 117,629.40 : x
  2. Step 2: Convert to fraction form
    327,984.60/492,092.10 = 117,629.40/x
  3. Step 3: Cross multiply
    327,984.60x = 492,092.10 × 117,629.40
  4. Step 4: Simplify right side
    327,984.60x = 57,884,498,467.74
  5. Step 5: Solve for x
    x = 57,884,498,467.74/327,984.60
  6. Step 6: Final answer
    x = 176,485.42

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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.