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Finding the Fourth Proportional to 583,997.27, 805,893.59 and 325,860.80

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Solution

The fourth proportional to 583,997.27, 805,893.59 and 325,860.80 is: 449,675.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,997.27 : 805,893.59 = 325,860.80 : x
  2. Step 2: Convert to fraction form
    583,997.27/805,893.59 = 325,860.80/x
  3. Step 3: Cross multiply
    583,997.27x = 805,893.59 × 325,860.80
  4. Step 4: Simplify right side
    583,997.27x = 262,609,129,952.27
  5. Step 5: Solve for x
    x = 262,609,129,952.27/583,997.27
  6. Step 6: Final answer
    x = 449,675.27

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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.