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Finding the Fourth Proportional to 541,262.90, 746,924.37 and 299,555.66

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Solution

The fourth proportional to 541,262.90, 746,924.37 and 299,555.66 is: 413,376.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,262.90 : 746,924.37 = 299,555.66 : x
  2. Step 2: Convert to fraction form
    541,262.90/746,924.37 = 299,555.66/x
  3. Step 3: Cross multiply
    541,262.90x = 746,924.37 × 299,555.66
  4. Step 4: Simplify right side
    541,262.90x = 223,745,422,625.43
  5. Step 5: Solve for x
    x = 223,745,422,625.43/541,262.90
  6. Step 6: Final answer
    x = 413,376.61

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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.