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Finding the Fourth Proportional to 606,174.64, 909,261.94 and 269,136.06

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Solution

The fourth proportional to 606,174.64, 909,261.94 and 269,136.06 is: 403,704.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,174.64 : 909,261.94 = 269,136.06 : x
  2. Step 2: Convert to fraction form
    606,174.64/909,261.94 = 269,136.06/x
  3. Step 3: Cross multiply
    606,174.64x = 909,261.94 × 269,136.06
  4. Step 4: Simplify right side
    606,174.64x = 244,715,176,039.56
  5. Step 5: Solve for x
    x = 244,715,176,039.56/606,174.64
  6. Step 6: Final answer
    x = 403,704.08

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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.