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Finding the Fourth Proportional to 496,025.76, 744,155.28 and 154,453.44

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Solution

The fourth proportional to 496,025.76, 744,155.28 and 154,453.44 is: 231,716.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,025.76 : 744,155.28 = 154,453.44 : x
  2. Step 2: Convert to fraction form
    496,025.76/744,155.28 = 154,453.44/x
  3. Step 3: Cross multiply
    496,025.76x = 744,155.28 × 154,453.44
  4. Step 4: Simplify right side
    496,025.76x = 114,937,342,890.16
  5. Step 5: Solve for x
    x = 114,937,342,890.16/496,025.76
  6. Step 6: Final answer
    x = 231,716.48

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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.