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Finding the Fourth Proportional to 400,339.44, 600,483.24 and 151,014.96

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Solution

The fourth proportional to 400,339.44, 600,483.24 and 151,014.96 is: 226,512.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,339.44 : 600,483.24 = 151,014.96 : x
  2. Step 2: Convert to fraction form
    400,339.44/600,483.24 = 151,014.96/x
  3. Step 3: Cross multiply
    400,339.44x = 600,483.24 × 151,014.96
  4. Step 4: Simplify right side
    400,339.44x = 90,681,952,469.27
  5. Step 5: Solve for x
    x = 90,681,952,469.27/400,339.44
  6. Step 6: Final answer
    x = 226,512.66

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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.