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Finding the Fourth Proportional to 363,073.20, 544,026.60 and 303,586.80

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Solution

The fourth proportional to 363,073.20, 544,026.60 and 303,586.80 is: 454,892.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,073.20 : 544,026.60 = 303,586.80 : x
  2. Step 2: Convert to fraction form
    363,073.20/544,026.60 = 303,586.80/x
  3. Step 3: Cross multiply
    363,073.20x = 544,026.60 × 303,586.80
  4. Step 4: Simplify right side
    363,073.20x = 165,159,294,608.88
  5. Step 5: Solve for x
    x = 165,159,294,608.88/363,073.20
  6. Step 6: Final answer
    x = 454,892.55

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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.