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Finding the Fourth Proportional to 324,910.01, 487,365.02 and 214,076.09

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Solution

The fourth proportional to 324,910.01, 487,365.02 and 214,076.09 is: 321,114.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,910.01 : 487,365.02 = 214,076.09 : x
  2. Step 2: Convert to fraction form
    324,910.01/487,365.02 = 214,076.09/x
  3. Step 3: Cross multiply
    324,910.01x = 487,365.02 × 214,076.09
  4. Step 4: Simplify right side
    324,910.01x = 104,333,197,884.37
  5. Step 5: Solve for x
    x = 104,333,197,884.37/324,910.01
  6. Step 6: Final answer
    x = 321,114.14

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1.5x scale

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.