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Finding the Fourth Proportional to 600,620.07, 828,855.45 and 328,687.95

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Solution

The fourth proportional to 600,620.07, 828,855.45 and 328,687.95 is: 453,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,620.07 : 828,855.45 = 328,687.95 : x
  2. Step 2: Convert to fraction form
    600,620.07/828,855.45 = 328,687.95/x
  3. Step 3: Cross multiply
    600,620.07x = 828,855.45 × 328,687.95
  4. Step 4: Simplify right side
    600,620.07x = 272,434,797,063.39
  5. Step 5: Solve for x
    x = 272,434,797,063.39/600,620.07
  6. Step 6: Final answer
    x = 453,589.23

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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.