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Finding the Fourth Proportional to 594,950.72, 821,027.44 and 323,013.28

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Solution

The fourth proportional to 594,950.72, 821,027.44 and 323,013.28 is: 445,755.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,950.72 : 821,027.44 = 323,013.28 : x
  2. Step 2: Convert to fraction form
    594,950.72/821,027.44 = 323,013.28/x
  3. Step 3: Cross multiply
    594,950.72x = 821,027.44 × 323,013.28
  4. Step 4: Simplify right side
    594,950.72x = 265,202,766,364.40
  5. Step 5: Solve for x
    x = 265,202,766,364.40/594,950.72
  6. Step 6: Final answer
    x = 445,755.85

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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.