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Finding the Fourth Proportional to 550,385.14, 759,539.22 and 332,563.58

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Solution

The fourth proportional to 550,385.14, 759,539.22 and 332,563.58 is: 458,942.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,385.14 : 759,539.22 = 332,563.58 : x
  2. Step 2: Convert to fraction form
    550,385.14/759,539.22 = 332,563.58/x
  3. Step 3: Cross multiply
    550,385.14x = 759,539.22 × 332,563.58
  4. Step 4: Simplify right side
    550,385.14x = 252,595,082,153.61
  5. Step 5: Solve for x
    x = 252,595,082,153.61/550,385.14
  6. Step 6: Final answer
    x = 458,942.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.