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Finding the Fourth Proportional to 365,095.28, 503,841.78 and 203,968.06

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Solution

The fourth proportional to 365,095.28, 503,841.78 and 203,968.06 is: 281,481.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,095.28 : 503,841.78 = 203,968.06 : x
  2. Step 2: Convert to fraction form
    365,095.28/503,841.78 = 203,968.06/x
  3. Step 3: Cross multiply
    365,095.28x = 503,841.78 × 203,968.06
  4. Step 4: Simplify right side
    365,095.28x = 102,767,629,153.94
  5. Step 5: Solve for x
    x = 102,767,629,153.94/365,095.28
  6. Step 6: Final answer
    x = 281,481.67

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1.5x scale

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.