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Finding the Fourth Proportional to 576,796.16, 795,970.40 and 322,151.04

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Solution

The fourth proportional to 576,796.16, 795,970.40 and 322,151.04 is: 444,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,796.16 : 795,970.40 = 322,151.04 : x
  2. Step 2: Convert to fraction form
    576,796.16/795,970.40 = 322,151.04/x
  3. Step 3: Cross multiply
    576,796.16x = 795,970.40 × 322,151.04
  4. Step 4: Simplify right side
    576,796.16x = 256,422,692,169.22
  5. Step 5: Solve for x
    x = 256,422,692,169.22/576,796.16
  6. Step 6: Final answer
    x = 444,563.80

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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.