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Finding the Fourth Proportional to 321,914.72, 483,190.02 and 241,673.72

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Solution

The fourth proportional to 321,914.72, 483,190.02 and 241,673.72 is: 362,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,914.72 : 483,190.02 = 241,673.72 : x
  2. Step 2: Convert to fraction form
    321,914.72/483,190.02 = 241,673.72/x
  3. Step 3: Cross multiply
    321,914.72x = 483,190.02 × 241,673.72
  4. Step 4: Simplify right side
    321,914.72x = 116,774,329,600.27
  5. Step 5: Solve for x
    x = 116,774,329,600.27/321,914.72
  6. Step 6: Final answer
    x = 362,749.27

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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.