Home / 422,538.44-583,098.08-228,942.36

Finding the Fourth Proportional to 422,538.44, 583,098.08 and 228,942.36

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Solution

The fourth proportional to 422,538.44, 583,098.08 and 228,942.36 is: 315,937.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,538.44 : 583,098.08 = 228,942.36 : x
  2. Step 2: Convert to fraction form
    422,538.44/583,098.08 = 228,942.36/x
  3. Step 3: Cross multiply
    422,538.44x = 583,098.08 × 228,942.36
  4. Step 4: Simplify right side
    422,538.44x = 133,495,849,401.96
  5. Step 5: Solve for x
    x = 133,495,849,401.96/422,538.44
  6. Step 6: Final answer
    x = 315,937.77

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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.