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Finding the Fourth Proportional to 365,260.40, 504,070.11 and 204,115.83

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Solution

The fourth proportional to 365,260.40, 504,070.11 and 204,115.83 is: 281,685.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,260.40 : 504,070.11 = 204,115.83 : x
  2. Step 2: Convert to fraction form
    365,260.40/504,070.11 = 204,115.83/x
  3. Step 3: Cross multiply
    365,260.40x = 504,070.11 × 204,115.83
  4. Step 4: Simplify right side
    365,260.40x = 102,888,688,880.84
  5. Step 5: Solve for x
    x = 102,888,688,880.84/365,260.40
  6. Step 6: Final answer
    x = 281,685.86

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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.