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Finding the Fourth Proportional to 488,239.25, 733,173.53 and 329,339.12

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Solution

The fourth proportional to 488,239.25, 733,173.53 and 329,339.12 is: 494,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,239.25 : 733,173.53 = 329,339.12 : x
  2. Step 2: Convert to fraction form
    488,239.25/733,173.53 = 329,339.12/x
  3. Step 3: Cross multiply
    488,239.25x = 733,173.53 × 329,339.12
  4. Step 4: Simplify right side
    488,239.25x = 241,462,719,864.93
  5. Step 5: Solve for x
    x = 241,462,719,864.93/488,239.25
  6. Step 6: Final answer
    x = 494,558.20

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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.