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Finding the Fourth Proportional to 576,468.72, 795,761.31 and 372,536.43

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Solution

The fourth proportional to 576,468.72, 795,761.31 and 372,536.43 is: 514,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,468.72 : 795,761.31 = 372,536.43 : x
  2. Step 2: Convert to fraction form
    576,468.72/795,761.31 = 372,536.43/x
  3. Step 3: Cross multiply
    576,468.72x = 795,761.31 × 372,536.43
  4. Step 4: Simplify right side
    576,468.72x = 296,450,077,559.52
  5. Step 5: Solve for x
    x = 296,450,077,559.52/576,468.72
  6. Step 6: Final answer
    x = 514,251.80

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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.