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Finding the Fourth Proportional to 305,673.60, 458,556.48 and 95,328

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Solution

The fourth proportional to 305,673.60, 458,556.48 and 95,328 is: 143,006.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,673.60 : 458,556.48 = 95,328 : x
  2. Step 2: Convert to fraction form
    305,673.60/458,556.48 = 95,328/x
  3. Step 3: Cross multiply
    305,673.60x = 458,556.48 × 95,328
  4. Step 4: Simplify right side
    305,673.60x = 43,713,272,125.44
  5. Step 5: Solve for x
    x = 43,713,272,125.44/305,673.60
  6. Step 6: Final answer
    x = 143,006.37

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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.