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Finding the Fourth Proportional to 368,480.92, 552,689.62 and 224,349.38

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Solution

The fourth proportional to 368,480.92, 552,689.62 and 224,349.38 is: 336,504.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,480.92 : 552,689.62 = 224,349.38 : x
  2. Step 2: Convert to fraction form
    368,480.92/552,689.62 = 224,349.38/x
  3. Step 3: Cross multiply
    368,480.92x = 552,689.62 × 224,349.38
  4. Step 4: Simplify right side
    368,480.92x = 123,995,573,579.44
  5. Step 5: Solve for x
    x = 123,995,573,579.44/368,480.92
  6. Step 6: Final answer
    x = 336,504.73

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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.