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Finding the Fourth Proportional to 600,726.96, 828,969.44 and 328,794.28

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Solution

The fourth proportional to 600,726.96, 828,969.44 and 328,794.28 is: 453,717.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,726.96 : 828,969.44 = 328,794.28 : x
  2. Step 2: Convert to fraction form
    600,726.96/828,969.44 = 328,794.28/x
  3. Step 3: Cross multiply
    600,726.96x = 828,969.44 × 328,794.28
  4. Step 4: Simplify right side
    600,726.96x = 272,560,410,166.80
  5. Step 5: Solve for x
    x = 272,560,410,166.80/600,726.96
  6. Step 6: Final answer
    x = 453,717.63

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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.