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Finding the Fourth Proportional to 605,410.56, 835,472.34 and 333,479.61

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Solution

The fourth proportional to 605,410.56, 835,472.34 and 333,479.61 is: 460,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,410.56 : 835,472.34 = 333,479.61 : x
  2. Step 2: Convert to fraction form
    605,410.56/835,472.34 = 333,479.61/x
  3. Step 3: Cross multiply
    605,410.56x = 835,472.34 × 333,479.61
  4. Step 4: Simplify right side
    605,410.56x = 278,612,990,108.99
  5. Step 5: Solve for x
    x = 278,612,990,108.99/605,410.56
  6. Step 6: Final answer
    x = 460,205.04

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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.