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Finding the Fourth Proportional to 329,223.00, 493,453.28 and 151,356.72

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Solution

The fourth proportional to 329,223.00, 493,453.28 and 151,356.72 is: 226,859.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,223.00 : 493,453.28 = 151,356.72 : x
  2. Step 2: Convert to fraction form
    329,223.00/493,453.28 = 151,356.72/x
  3. Step 3: Cross multiply
    329,223.00x = 493,453.28 × 151,356.72
  4. Step 4: Simplify right side
    329,223.00x = 74,687,467,466.78
  5. Step 5: Solve for x
    x = 74,687,467,466.78/329,223.00
  6. Step 6: Final answer
    x = 226,859.81

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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.