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Finding the Fourth Proportional to 332,615.94, 458,470.77 and 259,891.68

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Solution

The fourth proportional to 332,615.94, 458,470.77 and 259,891.68 is: 358,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,615.94 : 458,470.77 = 259,891.68 : x
  2. Step 2: Convert to fraction form
    332,615.94/458,470.77 = 259,891.68/x
  3. Step 3: Cross multiply
    332,615.94x = 458,470.77 × 259,891.68
  4. Step 4: Simplify right side
    332,615.94x = 119,152,738,646.19
  5. Step 5: Solve for x
    x = 119,152,738,646.19/332,615.94
  6. Step 6: Final answer
    x = 358,229.19

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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.