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Finding the Fourth Proportional to 404,342.80, 605,252.07 and 297,846.82

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Solution

The fourth proportional to 404,342.80, 605,252.07 and 297,846.82 is: 445,840.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,342.80 : 605,252.07 = 297,846.82 : x
  2. Step 2: Convert to fraction form
    404,342.80/605,252.07 = 297,846.82/x
  3. Step 3: Cross multiply
    404,342.80x = 605,252.07 × 297,846.82
  4. Step 4: Simplify right side
    404,342.80x = 180,272,404,347.92
  5. Step 5: Solve for x
    x = 180,272,404,347.92/404,342.80
  6. Step 6: Final answer
    x = 445,840.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.