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Finding the Fourth Proportional to 600,657.60, 828,906.86 and 339,067.95

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Solution

The fourth proportional to 600,657.60, 828,906.86 and 339,067.95 is: 467,913.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,657.60 : 828,906.86 = 339,067.95 : x
  2. Step 2: Convert to fraction form
    600,657.60/828,906.86 = 339,067.95/x
  3. Step 3: Cross multiply
    600,657.60x = 828,906.86 × 339,067.95
  4. Step 4: Simplify right side
    600,657.60x = 281,055,748,065.80
  5. Step 5: Solve for x
    x = 281,055,748,065.80/600,657.60
  6. Step 6: Final answer
    x = 467,913.41

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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.