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Finding the Fourth Proportional to 269,578.60, 404,805.30 and 151,480.60

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Solution

The fourth proportional to 269,578.60, 404,805.30 and 151,480.60 is: 227,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,578.60 : 404,805.30 = 151,480.60 : x
  2. Step 2: Convert to fraction form
    269,578.60/404,805.30 = 151,480.60/x
  3. Step 3: Cross multiply
    269,578.60x = 404,805.30 × 151,480.60
  4. Step 4: Simplify right side
    269,578.60x = 61,320,149,727.18
  5. Step 5: Solve for x
    x = 61,320,149,727.18/269,578.60
  6. Step 6: Final answer
    x = 227,466.68

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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.