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Finding the Fourth Proportional to 325,704.40, 488,556.60 and 241,723.60

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Solution

The fourth proportional to 325,704.40, 488,556.60 and 241,723.60 is: 362,585.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,704.40 : 488,556.60 = 241,723.60 : x
  2. Step 2: Convert to fraction form
    325,704.40/488,556.60 = 241,723.60/x
  3. Step 3: Cross multiply
    325,704.40x = 488,556.60 × 241,723.60
  4. Step 4: Simplify right side
    325,704.40x = 118,095,660,155.76
  5. Step 5: Solve for x
    x = 118,095,660,155.76/325,704.40
  6. Step 6: Final answer
    x = 362,585.40

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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.