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Finding the Fourth Proportional to 365,049.06, 503,734.86 and 203,881.74

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Solution

The fourth proportional to 365,049.06, 503,734.86 and 203,881.74 is: 281,338.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,049.06 : 503,734.86 = 203,881.74 : x
  2. Step 2: Convert to fraction form
    365,049.06/503,734.86 = 203,881.74/x
  3. Step 3: Cross multiply
    365,049.06x = 503,734.86 × 203,881.74
  4. Step 4: Simplify right side
    365,049.06x = 102,702,339,755.46
  5. Step 5: Solve for x
    x = 102,702,339,755.46/365,049.06
  6. Step 6: Final answer
    x = 281,338.46

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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.