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Finding the Fourth Proportional to 546,092.05, 818,546.37 and 279,487.03

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Solution

The fourth proportional to 546,092.05, 818,546.37 and 279,487.03 is: 418,927.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,092.05 : 818,546.37 = 279,487.03 : x
  2. Step 2: Convert to fraction form
    546,092.05/818,546.37 = 279,487.03/x
  3. Step 3: Cross multiply
    546,092.05x = 818,546.37 × 279,487.03
  4. Step 4: Simplify right side
    546,092.05x = 228,773,090,774.14
  5. Step 5: Solve for x
    x = 228,773,090,774.14/546,092.05
  6. Step 6: Final answer
    x = 418,927.71

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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.