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Finding the Fourth Proportional to 332,291.57, 458,556.49 and 189,048.53

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Solution

The fourth proportional to 332,291.57, 458,556.49 and 189,048.53 is: 260,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,291.57 : 458,556.49 = 189,048.53 : x
  2. Step 2: Convert to fraction form
    332,291.57/458,556.49 = 189,048.53/x
  3. Step 3: Cross multiply
    332,291.57x = 458,556.49 × 189,048.53
  4. Step 4: Simplify right side
    332,291.57x = 86,689,431,739.16
  5. Step 5: Solve for x
    x = 86,689,431,739.16/332,291.57
  6. Step 6: Final answer
    x = 260,883.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.