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Finding the Fourth Proportional to 600,640.85, 828,873.29 and 328,703.26

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Solution

The fourth proportional to 600,640.85, 828,873.29 and 328,703.26 is: 453,604.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,640.85 : 828,873.29 = 328,703.26 : x
  2. Step 2: Convert to fraction form
    600,640.85/828,873.29 = 328,703.26/x
  3. Step 3: Cross multiply
    600,640.85x = 828,873.29 × 328,703.26
  4. Step 4: Simplify right side
    600,640.85x = 272,453,350,906.41
  5. Step 5: Solve for x
    x = 272,453,350,906.41/600,640.85
  6. Step 6: Final answer
    x = 453,604.43

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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.