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Finding the Fourth Proportional to 503,808.37, 756,024.00 and 204,291.55

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Solution

The fourth proportional to 503,808.37, 756,024.00 and 204,291.55 is: 306,563.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,808.37 : 756,024.00 = 204,291.55 : x
  2. Step 2: Convert to fraction form
    503,808.37/756,024.00 = 204,291.55/x
  3. Step 3: Cross multiply
    503,808.37x = 756,024.00 × 204,291.55
  4. Step 4: Simplify right side
    503,808.37x = 154,449,312,141.05
  5. Step 5: Solve for x
    x = 154,449,312,141.05/503,808.37
  6. Step 6: Final answer
    x = 306,563.61

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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.