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Finding the Fourth Proportional to 360,570, 539,747.82 and 226,824.03

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Solution

The fourth proportional to 360,570, 539,747.82 and 226,824.03 is: 339,539.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,570 : 539,747.82 = 226,824.03 : x
  2. Step 2: Convert to fraction form
    360,570/539,747.82 = 226,824.03/x
  3. Step 3: Cross multiply
    360,570x = 539,747.82 × 226,824.03
  4. Step 4: Simplify right side
    360,570x = 122,427,775,716.12
  5. Step 5: Solve for x
    x = 122,427,775,716.12/360,570
  6. Step 6: Final answer
    x = 339,539.55

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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.