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Finding the Fourth Proportional to 322,736.60, 484,202.10 and 173,048.60

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Solution

The fourth proportional to 322,736.60, 484,202.10 and 173,048.60 is: 259,625.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,736.60 : 484,202.10 = 173,048.60 : x
  2. Step 2: Convert to fraction form
    322,736.60/484,202.10 = 173,048.60/x
  3. Step 3: Cross multiply
    322,736.60x = 484,202.10 × 173,048.60
  4. Step 4: Simplify right side
    322,736.60x = 83,790,495,522.06
  5. Step 5: Solve for x
    x = 83,790,495,522.06/322,736.60
  6. Step 6: Final answer
    x = 259,625.02

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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.