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Finding the Fourth Proportional to 799,067.40, 1,102,670.82 and 436,486

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Solution

The fourth proportional to 799,067.40, 1,102,670.82 and 436,486 is: 602,327.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,067.40 : 1,102,670.82 = 436,486 : x
  2. Step 2: Convert to fraction form
    799,067.40/1,102,670.82 = 436,486/x
  3. Step 3: Cross multiply
    799,067.40x = 1,102,670.82 × 436,486
  4. Step 4: Simplify right side
    799,067.40x = 481,300,375,538.52
  5. Step 5: Solve for x
    x = 481,300,375,538.52/799,067.40
  6. Step 6: Final answer
    x = 602,327.63

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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.