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Finding the Fourth Proportional to 404,660.35, 558,431.39 and 223,372.39

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Solution

The fourth proportional to 404,660.35, 558,431.39 and 223,372.39 is: 308,253.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,660.35 : 558,431.39 = 223,372.39 : x
  2. Step 2: Convert to fraction form
    404,660.35/558,431.39 = 223,372.39/x
  3. Step 3: Cross multiply
    404,660.35x = 558,431.39 × 223,372.39
  4. Step 4: Simplify right side
    404,660.35x = 124,738,154,235.32
  5. Step 5: Solve for x
    x = 124,738,154,235.32/404,660.35
  6. Step 6: Final answer
    x = 308,253.96

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.