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Finding the Fourth Proportional to 363,481.46, 501,651.50 and 208,493.22

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Solution

The fourth proportional to 363,481.46, 501,651.50 and 208,493.22 is: 287,747.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,481.46 : 501,651.50 = 208,493.22 : x
  2. Step 2: Convert to fraction form
    363,481.46/501,651.50 = 208,493.22/x
  3. Step 3: Cross multiply
    363,481.46x = 501,651.50 × 208,493.22
  4. Step 4: Simplify right side
    363,481.46x = 104,590,935,510.36
  5. Step 5: Solve for x
    x = 104,590,935,510.36/363,481.46
  6. Step 6: Final answer
    x = 287,747.65

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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.