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Finding the Fourth Proportional to 323,178.48, 483,228.72 and 294,945.53

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Solution

The fourth proportional to 323,178.48, 483,228.72 and 294,945.53 is: 441,013.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,178.48 : 483,228.72 = 294,945.53 : x
  2. Step 2: Convert to fraction form
    323,178.48/483,228.72 = 294,945.53/x
  3. Step 3: Cross multiply
    323,178.48x = 483,228.72 × 294,945.53
  4. Step 4: Simplify right side
    323,178.48x = 142,526,148,515.48
  5. Step 5: Solve for x
    x = 142,526,148,515.48/323,178.48
  6. Step 6: Final answer
    x = 441,013.73

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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.