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Finding the Fourth Proportional to 482,183.34, 665,411.88 and 267,317.88

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Solution

The fourth proportional to 482,183.34, 665,411.88 and 267,317.88 is: 368,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,183.34 : 665,411.88 = 267,317.88 : x
  2. Step 2: Convert to fraction form
    482,183.34/665,411.88 = 267,317.88/x
  3. Step 3: Cross multiply
    482,183.34x = 665,411.88 × 267,317.88
  4. Step 4: Simplify right side
    482,183.34x = 177,876,493,088.41
  5. Step 5: Solve for x
    x = 177,876,493,088.41/482,183.34
  6. Step 6: Final answer
    x = 368,898.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.