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Finding the Fourth Proportional to 439,726.33, 658,704.95 and 333,292.33

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Solution

The fourth proportional to 439,726.33, 658,704.95 and 333,292.33 is: 499,268.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,726.33 : 658,704.95 = 333,292.33 : x
  2. Step 2: Convert to fraction form
    439,726.33/658,704.95 = 333,292.33/x
  3. Step 3: Cross multiply
    439,726.33x = 658,704.95 × 333,292.33
  4. Step 4: Simplify right side
    439,726.33x = 219,541,302,608.05
  5. Step 5: Solve for x
    x = 219,541,302,608.05/439,726.33
  6. Step 6: Final answer
    x = 499,268.04

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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.