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Finding the Fourth Proportional to 465,539.52, 697,007.68 and 251,540.64

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Solution

The fourth proportional to 465,539.52, 697,007.68 and 251,540.64 is: 376,607.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,539.52 : 697,007.68 = 251,540.64 : x
  2. Step 2: Convert to fraction form
    465,539.52/697,007.68 = 251,540.64/x
  3. Step 3: Cross multiply
    465,539.52x = 697,007.68 × 251,540.64
  4. Step 4: Simplify right side
    465,539.52x = 175,325,757,912.12
  5. Step 5: Solve for x
    x = 175,325,757,912.12/465,539.52
  6. Step 6: Final answer
    x = 376,607.68

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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.