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Finding the Fourth Proportional to 365,010.57, 503,709.30 and 203,867.96

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Solution

The fourth proportional to 365,010.57, 503,709.30 and 203,867.96 is: 281,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,010.57 : 503,709.30 = 203,867.96 : x
  2. Step 2: Convert to fraction form
    365,010.57/503,709.30 = 203,867.96/x
  3. Step 3: Cross multiply
    365,010.57x = 503,709.30 × 203,867.96
  4. Step 4: Simplify right side
    365,010.57x = 102,690,184,905.48
  5. Step 5: Solve for x
    x = 102,690,184,905.48/365,010.57
  6. Step 6: Final answer
    x = 281,334.83

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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.