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Finding the Fourth Proportional to 269,748.60, 403,845.30 and 269,748.60

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Solution

The fourth proportional to 269,748.60, 403,845.30 and 269,748.60 is: 403,845.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,748.60 : 403,845.30 = 269,748.60 : x
  2. Step 2: Convert to fraction form
    269,748.60/403,845.30 = 269,748.60/x
  3. Step 3: Cross multiply
    269,748.60x = 403,845.30 × 269,748.60
  4. Step 4: Simplify right side
    269,748.60x = 108,936,704,291.58
  5. Step 5: Solve for x
    x = 108,936,704,291.58/269,748.60
  6. Step 6: Final answer
    x = 403,845.30

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1.5x scale

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.