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Finding the Fourth Proportional to 606,749.70, 910,452.60 and 269,842.35

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Solution

The fourth proportional to 606,749.70, 910,452.60 and 269,842.35 is: 404,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,749.70 : 910,452.60 = 269,842.35 : x
  2. Step 2: Convert to fraction form
    606,749.70/910,452.60 = 269,842.35/x
  3. Step 3: Cross multiply
    606,749.70x = 910,452.60 × 269,842.35
  4. Step 4: Simplify right side
    606,749.70x = 245,678,669,147.61
  5. Step 5: Solve for x
    x = 245,678,669,147.61/606,749.70
  6. Step 6: Final answer
    x = 404,909.42

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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.