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Finding the Fourth Proportional to 576,632.52, 795,713.22 and 321,949.08

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Solution

The fourth proportional to 576,632.52, 795,713.22 and 321,949.08 is: 444,267.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,632.52 : 795,713.22 = 321,949.08 : x
  2. Step 2: Convert to fraction form
    576,632.52/795,713.22 = 321,949.08/x
  3. Step 3: Cross multiply
    576,632.52x = 795,713.22 × 321,949.08
  4. Step 4: Simplify right side
    576,632.52x = 256,179,139,122.84
  5. Step 5: Solve for x
    x = 256,179,139,122.84/576,632.52
  6. Step 6: Final answer
    x = 444,267.59

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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.