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Finding the Fourth Proportional to 606,499.27, 909,736.48 and 269,448.55

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Solution

The fourth proportional to 606,499.27, 909,736.48 and 269,448.55 is: 404,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,499.27 : 909,736.48 = 269,448.55 : x
  2. Step 2: Convert to fraction form
    606,499.27/909,736.48 = 269,448.55/x
  3. Step 3: Cross multiply
    606,499.27x = 909,736.48 × 269,448.55
  4. Step 4: Simplify right side
    606,499.27x = 245,127,175,418.10
  5. Step 5: Solve for x
    x = 245,127,175,418.10/606,499.27
  6. Step 6: Final answer
    x = 404,167.30

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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.