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Finding the Fourth Proportional to 995,590.64, 1,493,383 and 247,636.64

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Solution

The fourth proportional to 995,590.64, 1,493,383 and 247,636.64 is: 371,454.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,590.64 : 1,493,383 = 247,636.64 : x
  2. Step 2: Convert to fraction form
    995,590.64/1,493,383 = 247,636.64/x
  3. Step 3: Cross multiply
    995,590.64x = 1,493,383 × 247,636.64
  4. Step 4: Simplify right side
    995,590.64x = 369,816,348,353.12
  5. Step 5: Solve for x
    x = 369,816,348,353.12/995,590.64
  6. Step 6: Final answer
    x = 371,454.22

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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.