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Finding the Fourth Proportional to 397,764.44, 596,627.22 and 148,427

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Solution

The fourth proportional to 397,764.44, 596,627.22 and 148,427 is: 222,633.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,764.44 : 596,627.22 = 148,427 : x
  2. Step 2: Convert to fraction form
    397,764.44/596,627.22 = 148,427/x
  3. Step 3: Cross multiply
    397,764.44x = 596,627.22 × 148,427
  4. Step 4: Simplify right side
    397,764.44x = 88,555,588,382.94
  5. Step 5: Solve for x
    x = 88,555,588,382.94/397,764.44
  6. Step 6: Final answer
    x = 222,633.25

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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.