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Finding the Fourth Proportional to 590,644.13, 815,166.63 and 332,571.36

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Solution

The fourth proportional to 590,644.13, 815,166.63 and 332,571.36 is: 458,992.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,644.13 : 815,166.63 = 332,571.36 : x
  2. Step 2: Convert to fraction form
    590,644.13/815,166.63 = 332,571.36/x
  3. Step 3: Cross multiply
    590,644.13x = 815,166.63 × 332,571.36
  4. Step 4: Simplify right side
    590,644.13x = 271,101,074,765.72
  5. Step 5: Solve for x
    x = 271,101,074,765.72/590,644.13
  6. Step 6: Final answer
    x = 458,992.24

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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.