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Finding the Fourth Proportional to 368,538.36, 552,775.68 and 224,406.96

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Solution

The fourth proportional to 368,538.36, 552,775.68 and 224,406.96 is: 336,591.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,538.36 : 552,775.68 = 224,406.96 : x
  2. Step 2: Convert to fraction form
    368,538.36/552,775.68 = 224,406.96/x
  3. Step 3: Cross multiply
    368,538.36x = 552,775.68 × 224,406.96
  4. Step 4: Simplify right side
    368,538.36x = 124,046,709,910.73
  5. Step 5: Solve for x
    x = 124,046,709,910.73/368,538.36
  6. Step 6: Final answer
    x = 336,591.04

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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.