Home / 326,046.11-488,975.69-109,881.30

Finding the Fourth Proportional to 326,046.11, 488,975.69 and 109,881.30

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Solution

The fourth proportional to 326,046.11, 488,975.69 and 109,881.30 is: 164,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,046.11 : 488,975.69 = 109,881.30 : x
  2. Step 2: Convert to fraction form
    326,046.11/488,975.69 = 109,881.30/x
  3. Step 3: Cross multiply
    326,046.11x = 488,975.69 × 109,881.30
  4. Step 4: Simplify right side
    326,046.11x = 53,729,284,485.60
  5. Step 5: Solve for x
    x = 53,729,284,485.60/326,046.11
  6. Step 6: Final answer
    x = 164,790.45

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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.