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Finding the Fourth Proportional to 600,657.10, 828,906.16 and 339,067.45

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Solution

The fourth proportional to 600,657.10, 828,906.16 and 339,067.45 is: 467,912.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,657.10 : 828,906.16 = 339,067.45 : x
  2. Step 2: Convert to fraction form
    600,657.10/828,906.16 = 339,067.45/x
  3. Step 3: Cross multiply
    600,657.10x = 828,906.16 × 339,067.45
  4. Step 4: Simplify right side
    600,657.10x = 281,055,097,960.49
  5. Step 5: Solve for x
    x = 281,055,097,960.49/600,657.10
  6. Step 6: Final answer
    x = 467,912.72

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1.5x scale

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.