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Finding the Fourth Proportional to 363,749.62, 544,692.80 and 303,628.60

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Solution

The fourth proportional to 363,749.62, 544,692.80 and 303,628.60 is: 454,665.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,749.62 : 544,692.80 = 303,628.60 : x
  2. Step 2: Convert to fraction form
    363,749.62/544,692.80 = 303,628.60/x
  3. Step 3: Cross multiply
    363,749.62x = 544,692.80 × 303,628.60
  4. Step 4: Simplify right side
    363,749.62x = 165,384,313,734.02
  5. Step 5: Solve for x
    x = 165,384,313,734.02/363,749.62
  6. Step 6: Final answer
    x = 454,665.26

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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.