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Finding the Fourth Proportional to 363,072.70, 544,025.85 and 303,586.30

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Solution

The fourth proportional to 363,072.70, 544,025.85 and 303,586.30 is: 454,891.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,072.70 : 544,025.85 = 303,586.30 : x
  2. Step 2: Convert to fraction form
    363,072.70/544,025.85 = 303,586.30/x
  3. Step 3: Cross multiply
    363,072.70x = 544,025.85 × 303,586.30
  4. Step 4: Simplify right side
    363,072.70x = 165,158,794,905.86
  5. Step 5: Solve for x
    x = 165,158,794,905.86/363,072.70
  6. Step 6: Final answer
    x = 454,891.80

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1.5x scale

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.