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Finding the Fourth Proportional to 598,635.92, 826,115.88 and 330,362

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Solution

The fourth proportional to 598,635.92, 826,115.88 and 330,362 is: 455,898.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,635.92 : 826,115.88 = 330,362 : x
  2. Step 2: Convert to fraction form
    598,635.92/826,115.88 = 330,362/x
  3. Step 3: Cross multiply
    598,635.92x = 826,115.88 × 330,362
  4. Step 4: Simplify right side
    598,635.92x = 272,917,294,348.56
  5. Step 5: Solve for x
    x = 272,917,294,348.56/598,635.92
  6. Step 6: Final answer
    x = 455,898.63

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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.