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Finding the Fourth Proportional to 270,328.48, 405,502.52 and 92,834.44

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Solution

The fourth proportional to 270,328.48, 405,502.52 and 92,834.44 is: 139,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,328.48 : 405,502.52 = 92,834.44 : x
  2. Step 2: Convert to fraction form
    270,328.48/405,502.52 = 92,834.44/x
  3. Step 3: Cross multiply
    270,328.48x = 405,502.52 × 92,834.44
  4. Step 4: Simplify right side
    270,328.48x = 37,644,599,362.79
  5. Step 5: Solve for x
    x = 37,644,599,362.79/270,328.48
  6. Step 6: Final answer
    x = 139,255.03

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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.