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Finding the Fourth Proportional to 243,949, 365,449.98 and 179,790.52

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Solution

The fourth proportional to 243,949, 365,449.98 and 179,790.52 is: 269,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,949 : 365,449.98 = 179,790.52 : x
  2. Step 2: Convert to fraction form
    243,949/365,449.98 = 179,790.52/x
  3. Step 3: Cross multiply
    243,949x = 365,449.98 × 179,790.52
  4. Step 4: Simplify right side
    243,949x = 65,704,441,938.19
  5. Step 5: Solve for x
    x = 65,704,441,938.19/243,949
  6. Step 6: Final answer
    x = 269,336.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.