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Finding the Fourth Proportional to 529,323.82, 793,539.35 and 229,578.64

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Solution

The fourth proportional to 529,323.82, 793,539.35 and 229,578.64 is: 344,174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,323.82 : 793,539.35 = 229,578.64 : x
  2. Step 2: Convert to fraction form
    529,323.82/793,539.35 = 229,578.64/x
  3. Step 3: Cross multiply
    529,323.82x = 793,539.35 × 229,578.64
  4. Step 4: Simplify right side
    529,323.82x = 182,179,684,759.48
  5. Step 5: Solve for x
    x = 182,179,684,759.48/529,323.82
  6. Step 6: Final answer
    x = 344,174.36

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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.