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Finding the Fourth Proportional to 339,546.06, 468,601.47 and 218,938.41

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Solution

The fourth proportional to 339,546.06, 468,601.47 and 218,938.41 is: 302,153.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,546.06 : 468,601.47 = 218,938.41 : x
  2. Step 2: Convert to fraction form
    339,546.06/468,601.47 = 218,938.41/x
  3. Step 3: Cross multiply
    339,546.06x = 468,601.47 × 218,938.41
  4. Step 4: Simplify right side
    339,546.06x = 102,594,860,765.46
  5. Step 5: Solve for x
    x = 102,594,860,765.46/339,546.06
  6. Step 6: Final answer
    x = 302,153.00

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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.