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Finding the Fourth Proportional to 634,183.43, 950,007.65 and 381,325.46

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Solution

The fourth proportional to 634,183.43, 950,007.65 and 381,325.46 is: 571,226.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,183.43 : 950,007.65 = 381,325.46 : x
  2. Step 2: Convert to fraction form
    634,183.43/950,007.65 = 381,325.46/x
  3. Step 3: Cross multiply
    634,183.43x = 950,007.65 × 381,325.46
  4. Step 4: Simplify right side
    634,183.43x = 362,262,097,483.10
  5. Step 5: Solve for x
    x = 362,262,097,483.10/634,183.43
  6. Step 6: Final answer
    x = 571,226.06

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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.