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Finding the Fourth Proportional to 576,693.72, 795,839.04 and 322,054.56

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Solution

The fourth proportional to 576,693.72, 795,839.04 and 322,054.56 is: 444,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,693.72 : 795,839.04 = 322,054.56 : x
  2. Step 2: Convert to fraction form
    576,693.72/795,839.04 = 322,054.56/x
  3. Step 3: Cross multiply
    576,693.72x = 795,839.04 × 322,054.56
  4. Step 4: Simplify right side
    576,693.72x = 256,303,591,858.02
  5. Step 5: Solve for x
    x = 256,303,591,858.02/576,693.72
  6. Step 6: Final answer
    x = 444,436.25

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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.